Multiple vulnerabilities in Mozilla Firefox
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 13 |
| CVE-ID | CVE-2023-37201 CVE-2023-37202 CVE-2023-37207 CVE-2023-37208 CVE-2023-37211 CVE-2023-3482 CVE-2023-37203 CVE-2023-37204 CVE-2023-37205 CVE-2023-37206 CVE-2023-37209 CVE-2023-37210 CVE-2023-37212 |
| CWE-ID | CWE-416 CWE-357 CWE-119 CWE-254 CWE-20 CWE-451 CWE-61 |
| 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 13 vulnerabilities.
1) Use-after-free
EUVDB-ID: #VU77940
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-2023-37201
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in WebRTC. A remote attacker can trick the victim to visit a specially crafted website, 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 100.0 - 114.0.2
Firefox ESR: 102.0 - 102.12.0
Firefox for Android: 100.1.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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) Use-after-free
EUVDB-ID: #VU77941
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-2023-37202
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in Cross-compartment wrappers. A remote attacker can trick the victim to open a specially crafted website, 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 100.0 - 114.0.2
Firefox ESR: 102.0 - 102.12.0
Firefox for Android: 100.1.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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) Insufficient UI Warning of Dangerous Operations
EUVDB-ID: #VU77942
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-2023-37207
CWE-ID:
CWE-357 - Insufficient UI Warning of Dangerous Operations
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to the way fullscreen notifications are handled within the browser. A remote attacker can trick the victim to visit a specially crafted website that can obscure the fullscreen notification by using a URL
with a scheme handled by an external program, such as a mailto URL, and perform spoofing attack.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 100.0 - 114.0.2
Firefox ESR: 102.0 - 102.12.0
Firefox for Android: 100.1.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
4) Insufficient UI Warning of Dangerous Operations
EUVDB-ID: #VU77943
Risk: Medium
CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-37208
CWE-ID:
CWE-357 - Insufficient UI Warning of Dangerous Operations
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to a missing warning when opening Diagcab files. A remote attacker can trick the victim into downloading a malicious Diagcab file and compromise the affected system.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 100.0 - 114.0.2
Firefox ESR: 102.0 - 102.12.0
Firefox for Android: 100.1.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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: #VU77944
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-2023-37211
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 trick the victim to open a specially crafted website, 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 - 114.0.2
Firefox ESR: 102.0 - 102.12.0
Firefox for Android: 100.1.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-23/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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) Security features bypass
EUVDB-ID: #VU77945
Risk: Medium
CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-3482
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to an error when Firefox is configured to block storage of all cookies. It is still possible to store data in localstorage by using an iframe
with a source of 'about:blank'. A remote attacker can abuse such behavior to store tracking data without victim's permission.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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) Input validation error
EUVDB-ID: #VU77946
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-37203
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation in the Drag and Drop API. A remote attacker trick the victim into creating a shortcut to local system files and leverage the Drag and Drop API behavior to execute arbitrary code.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
8) Insufficient UI Warning of Dangerous Operations
EUVDB-ID: #VU77947
Risk: Medium
CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-37204
CWE-ID:
CWE-357 - Insufficient UI Warning of Dangerous Operations
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to the way fullscreen notifications are handled within the browser. A remote attacker can obscure the fullscreen notification by using an option element by introducing lag via an expensive computational function and perform spoofing attack. MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
9) Spoofing attack
EUVDB-ID: #VU77948
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-2023-37205
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 user-supplied data when processing RTL Arabic characters in the address bar. A remote attacker can spoof URL in the address bar.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
10) UNIX symbolic link following
EUVDB-ID: #VU77949
Risk: Low
CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-37206
CWE-ID:
CWE-61 - UNIX Symbolic Link (Symlink) Following
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a symlink following issue in the FileSystem API. A remote attacker can trick the victim into uploading a file, which contain a symlink to a critical file, and gain access to potentially sensitive information.
Install updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
11) Use-after-free
EUVDB-ID: #VU77950
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-2023-37209
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in NotifyOnHistoryReload. A remote attacker can trick the victim to visit a specially crafted website, 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
12) Insufficient UI Warning of Dangerous Operations
EUVDB-ID: #VU77951
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-2023-37210
CWE-ID:
CWE-357 - Insufficient UI Warning of Dangerous Operations
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to the way the browser exists the fullscreen mode. A remote attacker can prevent a user from exiting full-screen mode via alert and prompt calls and perform spoofing attack. MitigationInstall updates from vendor's website.
Vulnerable software versionsMozilla Firefox: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
13) Buffer overflow
EUVDB-ID: #VU77952
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-2023-37212
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 trick the victim to visit a malicious website, 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: 103.0 - 114.0.2
Firefox for Android: 103.2.0 - 114.2.0
External linkshttp://www.mozilla.org/en-US/security/advisories/mfsa2023-22/
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.
