#VU81130 Memory leak in Mozilla Firefox and Firefox for Android - CVE-2023-5170
Published: September 26, 2023
Vulnerability identifier: #VU81130
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-5170
CWE-ID: CWE-401
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 bypass implemented security restrictions.
The vulnerability exists due memory leak during canvas rendering. A remote attacker can trick the victim to visit a specially crafted webpage, trigger memory leak of a privileged process by unexpectedly changing the surface and gain access to potentially sensitive information. This memory leak could be used to effect a sandbox escape if the correct data was leaked.
Remediation
Install updates from vendor's website.