CVE-2016-5258 Information

Description

Use-after-free vulnerability in the WebRTC socket thread in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows remote attackers to execute arbitrary code by leveraging incorrect free operations on DTLS objects during the shutdown of a WebRTC session.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html http://rhn.redhat.com/errata/RHSA-2016-1551.html http://www.debian.org/security/2016/dsa-3640 http://www.mozilla.org/security/announce/2016/mfsa2016-72.html http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html http://www.securityfocus.com/bid/92258 http://www.securitytracker.com/id/1036508 http://www.ubuntu.com/usn/USN-3044-1 https://bugzilla.mozilla.org/show_bug.cgi?id=1279146 https://security.gentoo.org/glsa/201701-15

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8