CVE-2016-4483 Information

Description

The xmlBufAttrSerializeTxtContent function in xmlsave.c in libxml2 allows context-dependent attackers to cause a denial of service (out-of-bounds read and application crash) via a non-UTF-8 attribute value related to serialization. NOTE: this vulnerability may be a duplicate of CVE-2016-3627.

CVSS Vector

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

Reference

http://rhn.redhat.com/errata/RHSA-2016-2957.html http://www.debian.org/security/2016/dsa-3593 http://www.openwall.com/lists/oss-security/2016/05/03/8 http://www.openwall.com/lists/oss-security/2016/05/04/7 http://www.openwall.com/lists/oss-security/2016/06/07/4 http://www.openwall.com/lists/oss-security/2016/06/07/5 http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html http://www.securityfocus.com/bid/90013 http://www.securitytracker.com/id/1036348 https://git.gnome.org/browse/libxml2/commit/?id=c97750d11bb8b6f3303e7131fe526a61ac65bcfd https://security.gentoo.org/glsa/201701-37 https://www.tenable.com/security/tns-2016-18

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