CVE-2020-12388

critical

Description

The Firefox content processes did not sufficiently lockdown access control which could result in a sandbox escape. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8 and Firefox < 76.

References

https://www.mozilla.org/security/advisories/mfsa2020-17/

https://www.mozilla.org/security/advisories/mfsa2020-16/

https://bugzilla.mozilla.org/show_bug.cgi?id=1618911

http://packetstormsecurity.com/files/157860/Firefox-Default-Content-Process-DACL-Sandbox-Escape.html

Details

Source: Mitre, NVD

Published: 2020-05-26

Updated: 2023-02-28

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 10

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity: Critical