Vulnerability identifier: #VU81128
Vulnerability 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:
CWE-ID:
CWE-415
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Mozilla Firefox
Client/Desktop applications /
Web browsers
Firefox ESR
Client/Desktop applications /
Web browsers
Vendor: Mozilla
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when spawning processes on Windows. A remote attacker can trigger a double free error and execute arbitrary code on the target system.
Note, the vulnerability affects Firefox installations on Windows when running in a non-standard configuration, such as when using "runas".
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Mozilla Firefox: 100.0 - 117.0.1
Firefox ESR: 115.0 - 115.2.1, 102.0 - 102.15.1
External links
http://www.mozilla.org/en-US/security/advisories/mfsa2023-42/
http://www.mozilla.org/en-US/security/advisories/mfsa2023-41/
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.