CVE-2020-15683 Information

Description

Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. 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 Firefox ESR 78.4 Firefox 82 and Thunderbird 78.4.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00057.html http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00062.html http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html https://bugzilla.mozilla.org/buglist.cgi?bug_id=15768432C16569872C16609542C16627602C16634392C1666140 https://lists.debian.org/debian-lts-announce/2020/10/msg00027.html https://security.gentoo.org/glsa/202010-08 https://www.debian.org/security/2020/dsa-4780 https://www.mozilla.org/security/advisories/mfsa2020-45/ https://www.mozilla.org/security/advisories/mfsa2020-46/ https://www.mozilla.org/security/advisories/mfsa2020-47/

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