CVE-2020-6796

high

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

https://bugzilla.mozilla.org/show_bug.cgi?id=1610426

https://security.gentoo.org/glsa/202003-02

https://usn.ubuntu.com/4278-2/

https://www.mozilla.org/security/advisories/mfsa2020-05/

https://www.mozilla.org/security/advisories/mfsa2020-06/

Details

Source: MITRE

Published: 2020-03-02

Updated: 2020-03-12

Type: CWE-787

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH