CVE-2018-5103 Information

Description

A use-after-free vulnerability can occur during mouse event handling due to issues with multiprocess support. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.6 Firefox ESR 52.6 and Firefox 58.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/102783 http://www.securitytracker.com/id/1040270 https://access.redhat.com/errata/RHSA-2018:0122 https://access.redhat.com/errata/RHSA-2018:0262 https://bugzilla.mozilla.org/show_bug.cgi?id=1423159 https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html https://lists.debian.org/debian-lts-announce/2018/01/msg00036.html https://usn.ubuntu.com/3544-1/ https://www.debian.org/security/2018/dsa-4096 https://www.debian.org/security/2018/dsa-4102 https://www.mozilla.org/security/advisories/mfsa2018-02/ https://www.mozilla.org/security/advisories/mfsa2018-03/ https://www.mozilla.org/security/advisories/mfsa2018-04/

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