UNIX symbolic link following in Mozilla Firefox and Firefox for Android - CVE-2023-37206
Published: July 4, 2023
Vulnerability identifier: #VU77949
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-37206
CWE-ID: CWE-61
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Firefox for Android
Mozilla Firefox
Firefox for Android
Software vendor:
Mozilla
Mozilla
Description
The 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.
Remediation
Install updates from vendor's website.