Multiple vulnerabilities in Mozilla Firefox
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 7 |
| CVE-ID | CVE-2022-38472 CVE-2022-38473 CVE-2022-38474 CVE-2022-38475 CVE-2022-38477 CVE-2022-38478 CVE-2022-38476 |
| CWE-ID | CWE-451 CWE-264 CWE-254 CWE-20 CWE-119 CWE-416 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Mozilla Firefox Client/Desktop applications / Web browsers Firefox ESR Client/Desktop applications / Web browsers Firefox for Android Mobile applications / Apps for mobile phones |
| Vendor | Mozilla |
Security Bulletin
This security bulletin contains information about 7 vulnerabilities.
1) Spoofing attack
EUVDB-ID: #VU66719
Risk: Medium
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38472
CWE-ID:
CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of XSLT errors. A remote attacker can spoof the address bar and trick the user into submitting data intended for the spoofed origin.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 90.0 - 103.0.2
Firefox ESR: 91.0 - 102.1.0
Firefox for Android: 90.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU66720
Risk: Medium
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38473
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrectly imposed security restrictions on a cross-origin iframe referencing an XSLT document. A remote attacker can trick the victim to visit a specially crafted website and inherit the parent domain's permissions to access microphone or camera.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 90.0 - 103.0.2
Firefox ESR: 91.0 - 102.1.0
Firefox for Android: 90.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Security features bypass
EUVDB-ID: #VU66721
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38474
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to the way the browser displays notifications. A website that has permission to access the microphone can record audio without displaying notification about it.
Install updates from vendor's website.
Vulnerable software versionsFirefox for Android: 103.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to perform certain actions on the device.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Input validation error
EUVDB-ID: #VU66722
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38475
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass implemented security mechanisms.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can write a value in a zero-length JavaScript array.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 103.0.2
Firefox for Android: 103.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
5) Buffer overflow
EUVDB-ID: #VU66723
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38477
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe 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 website, 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 100.0 - 103.0.2
Firefox ESR: 102.0 - 102.1.0
Firefox for Android: 100.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
6) Buffer overflow
EUVDB-ID: #VU66724
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38478
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML. A remote attacker can create a specially crafted website, 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 90.0 - 103.0.2
Firefox ESR: 91.0 - 102.1.0
Firefox for Android: 90.1.0 - 103.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-33/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-35/
http://www.mozilla.org/en-US/security/advisories/mfsa2022-34/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
7) Use-after-free
EUVDB-ID: #VU66725
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-38476
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a data race within the in the PK11_ChangePW function. A remote attacker can trigger a use-after-free error and crash the browser.
Install updates from vendor's website.
Vulnerable software versionsFirefox ESR: 102.0 - 102.1.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2022-34/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to trick the victim to visit a specially crafted website.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
