CVE-2020-6796

HIGH

Firefox < 73.0 and Firefox ESR < 68.5.0 - Out-of-bounds Write via Crash Reporting Shared Memory

Title source: llm
STIX 2.1

Description

A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.

References (5)

Core 5
Core References
Permissions Required x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1610426
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4278-2/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202003-02

Scores

CVSS v3 8.8
EPSS 0.0087
EPSS Percentile 75.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (2)
mozilla/firefox < 73.0
mozilla/firefox_esr < 68.5.0
Published Mar 02, 2020
Tracked Since Feb 18, 2026