Input validation error in xorg-server - CVE-2013-4396
Published: October 10, 2013 / Updated: July 28, 2020
Vulnerability identifier: #VU32595
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-4396
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote authenticated users to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted ImageText request that triggers memory-allocation failure.
Affected software
xorg-server
Amazon Linux AMI
Slackware Linux
xorg-server (Alpine package)
Amazon Linux AMI
Slackware Linux
xorg-server (Alpine package)
How to mitigate CVE-2013-4396
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
xorg-server (Alpine package) - update to 1.12.1-r3
External References
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00056.html
- http://lists.opensuse.org/opensuse-updates/2013-10/msg00060.html
- http://lists.x.org/archives/xorg-announce/2013-October/002332.html
- http://openwall.com/lists/oss-security/2013/10/08/6
- http://rhn.redhat.com/errata/RHSA-2013-1426.html
- http://www.debian.org/security/2013/dsa-2784
- http://www.securityfocus.com/bid/62892
- http://www.ubuntu.com/usn/USN-1990-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1014561