CVE-2020-6814 Information

Description

Mozilla developers reported memory safety bugs present in Firefox and Thunderbird 68.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird 68.6 Firefox 74 Firefox ESR68.6 and Firefox ESR 68.6.

CVSS Vector

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

Reference

https://bugzilla.mozilla.org/buglist.cgi?bug_id=15920782C16048472C16082562C16126362C1614339 https://usn.ubuntu.com/4328-1/ https://usn.ubuntu.com/4335-1/ https://www.mozilla.org/security/advisories/mfsa2020-08/ https://www.mozilla.org/security/advisories/mfsa2020-09/ https://www.mozilla.org/security/advisories/mfsa2020-10/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8