Multiple vulnerabilities in IBM Application Performance Management

1) Insecure Inherited Permissions

EUVDB-ID: #VU52338

Risk: Medium

CVSSv4.0: 4.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-23999

CWE-ID: CWE-277 - Insecure inherited permissions

Exploit availability: No

the vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to the way Firefox handles Blob URLs. If a Blob URL was loaded through some unusual user interaction, it could have been loaded by the System Principal and granted additional privileges that should not be granted to web content.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Memory corruption

EUVDB-ID: #VU55683

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29980

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in a canvas object. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Buffer overflow

EUVDB-ID: #VU54679

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29976

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Resource exhaustion

EUVDB-ID: #VU56912

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-29469

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

The vulnerability allows a remote attacker to perform a regular expression denial of service (ReDoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources, when a client is in monitoring mode. A remote attacker can trigger resource exhaustion and perform a regular expression denial of service (ReDoS) attack.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Integer overflow

EUVDB-ID: #VU52829

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29478

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in COPY command for large intsets. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system for Redis starting with 6.2. Vulnerability exploitation in older versions results in a corrupted RDB or DUMP payload.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Integer overflow

EUVDB-ID: #VU52828

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29477

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in STRALGO LCS command. A remote attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Buffer overflow

EUVDB-ID: #VU55678

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29986

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a race condition in getaddrinfowhen resolving DNS names. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability affects Linux systems only.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Buffer overflow

EUVDB-ID: #VU55685

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29989

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Security restrictions bypass

EUVDB-ID: #VU52852

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-29951

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to the way Mozilla Maintenance Service is installed in the Windows operating system. After installation the Mozilla Maintenance Service is granted SERVICE_START access to BUILTIN|Users which, in a domain network, grants normal remote users access to start or stop the service. A local domain user can spam  the "Stop" command and prevent the browser update service from operating.

The vulnerability affects only Firefox ESR installed on operating system Windows 10 build 1709 and older.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Out-of-bounds read

EUVDB-ID: #VU55680

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29988

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a boundary condition when treating inline list-item element as a block element. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger an out-of-bounds read error and execute arbitrary code on the system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Insecure Inherited Permissions

EUVDB-ID: #VU52337

Risk: Medium

CVSSv4.0: 4.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-23998

CWE-ID: CWE-277 - Insecure inherited permissions

Exploit availability: No

the vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to the way HTTP pages inherit a secure lock icon, when navigating from an HTTP page. A remote attacker can create a specially crafted webpage that through a series of complicated navigation will force the browser to display a secure lock icon on an unencrypted HTTP page.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Out-of-bounds write

EUVDB-ID: #VU52333

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-23994

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the WebGL framebuffer. A remote attacker can create a specially crafted web page, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Use-fater-free

EUVDB-ID: #VU52334

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-23995

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input, when Responsive Design Mode is enabled. A remote attacker can create a specially crafted web page, trick the victim into opening it using the affected software, trigger a use-after-fee error and execute arbitrary code on the target system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Input validation error

EUVDB-ID: #VU52346

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-29946

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient validation of user-supplied input. Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Input validation error

EUVDB-ID: #VU52341

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-24002

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient validation of user-supplied input when processing newline characters in an FTP URL (such as %0A and %0D). A remote attacker can trick the victim to click on a specially crafted URL and execute arbitrary FTP commands on a remote server, given that victim has access to the FTP server.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) Buffer overflow

EUVDB-ID: #VU55682

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29984

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when performing JIT optimization. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) Use-after-free

EUVDB-ID: #VU54678

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29970

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in accessibility features when processing HTML content. A remote attacker can track the victim to open a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

18) Use-after-free

EUVDB-ID: #VU55684

Risk: High

CVSSv4.0: 7.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2021-29985

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error in media channels within the MediaCacheStream::NotifyDataReceived method. A remote attacker can trick the victim to open a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

19) Out-of-bounds read

EUVDB-ID: #VU53706

Risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-29964

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

The vulnerability allows a local application to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A locally-installed hostile program could send WM_COPYDATA messages that Firefox would processing incorrectly and will result in out-of-bounds read.

Note, the vulnerability affects Windows installations only.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

20) Buffer overflow

EUVDB-ID: #VU53707

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-29967

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Install update from vendor's website.

IBM Cloud Application Performance Management (APM): 8.1.4

• cpe:2.3:a:ibm_corporation:apm:8.1.4:*:*:*:*:*:*:*

https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-of-mozilla-firefox-less-than-firefox-78-14-0-esr-cve-2021-29967-have-affected-synthetic-playback-agent-8-1-4-0-8-1-4-if14/
https://www.ibm.com/support/pages/node/6493377

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.