Slackware Linux update for mozilla-firefox

Published: 2019-12-03
Severity High
Patch available YES
Number of vulnerabilities 8
CVE ID CVE-2019-11745
CVE-2019-13722
CVE-2019-17005
CVE-2019-17008
CVE-2019-17009
CVE-2019-17010
CVE-2019-17011
CVE-2019-17012
CWE ID CWE-787
CWE-121
CWE-119
CWE-416
CWE-276
Exploitation vector Network
Public exploit N/A
Vulnerable software Slackware Linux Subscribe
Vendor Slackware

Security Advisory

1) Out-of-bounds write

Severity: High

CVSSv3: 8.5 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-11745

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

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the NSC_EncryptUpdate() function in /lib/softoken/pkcs11c.c, when performing padding operations in Mozilla NSS. A remote attacker can pass specially crafted data to the affected application, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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) Stack-based buffer overflow

Severity: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-13722

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Description

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

The vulnerability exists due to a boundary error when processing number of arguments during setting a thread name on Windows in WebRTC. A remote unauthenticated attacker can create a specially crafted web page, trick the victim into visiting it, trigger stack-based buffer overflow and execute arbitrary code on the target system.

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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

Severity: High

CVSSv3: 7.2 [CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-17005

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a memory corruption in plain text serializer. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a buffer overflow and execute arbitrary code on the target system.

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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) Use-after-free

Severity: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-17008

CWE-ID: CWE-416 - Use After Free

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error during worker destruction. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a use-after-free error and crash the application or execute arbitrary code on the target system.

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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) Incorrect default permissions

Severity: Low

CVSSv3: 2.9 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-17009

CWE-ID: CWE-276 - Incorrect Default Permissions

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for status and log files files that are set by the updater service. A local user with access to the system can view contents of files and gain access to sensitive information.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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.

6) Use-after-free

Severity: High

CVSSv3: 7.2 [CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-17010

CWE-ID: CWE-416 - Use After Free

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error  when checking the Resist Fingerprinting preference during device orientation checks. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a race condition that will results in a use-after-free error.

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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) Use-after-free

Severity: High

CVSSv3: 7.2 [CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-17011

CWE-ID: CWE-416 - Use After Free

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when retrieving a document from a DocShell in the antitracking code. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a race condition that will results in a use-after-free error.

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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

Severity: High

CVSSv3: 8.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-17012

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

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

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

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 14.2

CPE External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2019&m=slackware-security.408297

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.