CVE-2013-4517

Apache Santuario XML Security for Java before 1.5.6, when applying Transforms, allows remote attackers to cause a denial of service (memory consumption) via crafted Document Type Definitions (DTDs), related to signatures.

Published: 2014-01-11 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-4517 is rated Moderate Risk (50.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 8.86%, 95th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-4517

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 8.39% 8.86% +0.47%
2 2026-04-20 14.93% 8.39% -6.53%
3 2026-03-13 14.93%

Full EPSS history (24 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-4517

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
8.6 2.9 [email protected]

Weakness enumeration for CVE-2013-4517

GitHub Security Advisory for CVE-2013-4517

GHSA-4p4w-6h54-g885 · Severity: medium · Ecosystem: maven — Improper Input Validation in Apache Santuario XML Security

OS Trackers for CVE-2013-4517

vendor priority summary link
debian not yet assigned CVE-2013-4517 not yet assigned priority: Debian including 1 source packages (libxml-security-java), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2013-4517
redhat medium https://access.redhat.com/security/cve/CVE-2013-4517
ubuntu low CVE-2013-4517 low priority: Ubuntu including 1 source packages (libxml-security-java), 24 status rows across 24 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lucid, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 16, not-affected 7, DNE 1. https://ubuntu.com/security/CVE-2013-4517

Affected software / configurations for CVE-2013-4517

Vendor Product Version Raw CPE
apache santuario_xml_security_for_java <= 1.5.5 cpe:2.3:a:apache:santuario_xml_security_for_java:*:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.2.0 cpe:2.3:a:apache:santuario_xml_security_for_java:1.2.0:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.2.1 cpe:2.3:a:apache:santuario_xml_security_for_java:1.2.1:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.3.0 cpe:2.3:a:apache:santuario_xml_security_for_java:1.3.0:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.0 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.0:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.1 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.1:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.2 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.2:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.3 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.3:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.4 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.4:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.5 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.5:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.6 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.6:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.7 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.7:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.4.8 cpe:2.3:a:apache:santuario_xml_security_for_java:1.4.8:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.5.0 cpe:2.3:a:apache:santuario_xml_security_for_java:1.5.0:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.5.1 cpe:2.3:a:apache:santuario_xml_security_for_java:1.5.1:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.5.2 cpe:2.3:a:apache:santuario_xml_security_for_java:1.5.2:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.5.3 cpe:2.3:a:apache:santuario_xml_security_for_java:1.5.3:*:*:*:*:*:*:*
apache santuario_xml_security_for_java 1.5.4 cpe:2.3:a:apache:santuario_xml_security_for_java:1.5.4:*:*:*:*:*:*:*

References for CVE-2013-4517

URL Tags
http://osvdb.org/101169
http://packetstormsecurity.com/files/124554/Java-XML-Signature-Denial-Of-Service-Attack.html
http://rhn.redhat.com/errata/RHSA-2014-0170.html
http://rhn.redhat.com/errata/RHSA-2014-0171.html
http://rhn.redhat.com/errata/RHSA-2014-0172.html
http://rhn.redhat.com/errata/RHSA-2014-0195.html
http://rhn.redhat.com/errata/RHSA-2014-1725.html
http://rhn.redhat.com/errata/RHSA-2014-1726.html
http://rhn.redhat.com/errata/RHSA-2014-1727.html
http://rhn.redhat.com/errata/RHSA-2014-1728.html
http://rhn.redhat.com/errata/RHSA-2015-0675.html
http://rhn.redhat.com/errata/RHSA-2015-0850.html
http://rhn.redhat.com/errata/RHSA-2015-0851.html
http://santuario.apache.org/secadv.data/cve-2013-4517.txt.asc Vendor Advisory
http://seclists.org/fulldisclosure/2013/Dec/169
http://secunia.com/advisories/55639 Vendor Advisory
http://www.securityfocus.com/bid/64437
http://www.securitytracker.com/id/1029524
https://exchange.xforce.ibmcloud.com/vulnerabilities/89891
https://lists.apache.org/thread.html/680e6938b6412e26d5446054fd31de2011d33af11786b989127d1cc3%40%3Ccommits.santuario.apache.org%3E
https://lists.apache.org/thread.html/r1c07a561426ec5579073046ad7f4207cdcef452bb3100abaf908e0cd%40%3Ccommits.santuario.apache.org%3E
https://www.tenable.com/security/tns-2018-15
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