CVE-2016-4463

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-07-08 · updated 2026-06-17
Weakness: CWE-119

Description

Stack-based buffer overflow in Apache Xerces-C++ before 3.1.4 allows context-dependent attackers to cause a denial of service via a deeply nested DTD.

Affected products

Apache Software Foundation Apache Xerces C++: through 3.1.3
Debian Linux: 8.0

References

http://lists.opensuse.org/opensuse-updates/2016-07/msg00053.html
http://lists.opensuse.org/opensuse-updates/2016-09/msg00013.html
http://packetstormsecurity.com/files/137714/Apache-Xerces-C-XML-Parser-Crash.html
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
http://www.securityfocus.com/archive/1/538784/100/0/threaded
http://www.securityfocus.com/bid/91501
http://www.securitytracker.com/id/1036211
http://xerces.apache.org/xerces-c/secadv/CVE-2016-4463.txt
https://access.redhat.com/errata/RHSA-2018:3335
https://access.redhat.com/errata/RHSA-2018:3506
https://access.redhat.com/errata/RHSA-2018:3514
https://issues.apache.org/jira/browse/XERCESC-2069

Get alerted when CVE-2016-4463 or the next vulnerability affects your stack