CVE-2016-4414 Information

Description

The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via invalid handshake data.

CVSS Vector

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

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html http://quassel-irc.org/node/129 http://www.openwall.com/lists/oss-security/2016/04/30/2 http://www.openwall.com/lists/oss-security/2016/04/30/4 https://github.com/quassel/quassel/commit/e678873

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5