#VU7855 Memory corruption in Firefox ESR and Mozilla Firefox - CVE-2017-7779

 

#VU7855 Memory corruption in Firefox ESR and Mozilla Firefox - CVE-2017-7779

Published: August 14, 2017


Vulnerability identifier: #VU7855
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-7779
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Firefox ESR
Mozilla Firefox
Software vendor:
Mozilla

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

Remediation

Update to version 55.0 or ESR 52.3.

External links