Vulnerability Details : CVE-2013-6440
The (1) BasicParserPool, (2) StaticBasicParserPool, (3) XML Decrypter, and (4) SAML Decrypter in Shibboleth OpenSAML-Java before 2.6.1 set the expandEntityReferences property to true, which allows remote attackers to conduct XML external entity (XXE) attacks via a crafted XML DOCTYPE declaration.
Vulnerability category: XML external entity (XXE) injection
Products affected by CVE-2013-6440
- cpe:2.3:a:internet2:opensaml:2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:internet2:opensaml:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:internet2:opensaml:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:*:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:shibboleth:opensaml:2.5.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-6440
0.75%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-6440
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2013-6440
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-6440
-
http://rhn.redhat.com/errata/RHSA-2014-0171.html
RHSA-2014:0171 - Security Advisory - Red Hat Customer Portal
-
https://bugzilla.redhat.com/show_bug.cgi?id=1043332
1043332 – (CVE-2013-6440) CVE-2013-6440 XMLTooling-J/OpenSAML Java: XML eXternal Entity (XXE) flaw in ParserPool and Decrypter
-
https://www.oracle.com/security-alerts/cpujan2022.html
Oracle Critical Patch Update Advisory - January 2022
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http://shibboleth.net/community/advisories/secadv_20131213.txt
-
http://rhn.redhat.com/errata/RHSA-2014-0195.html
RHSA-2014:0195 - Security Advisory - Red Hat Customer Portal
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http://blog.sendsafely.com/post/69590974866/web-based-single-sign-on-and-the-dangers-of-saml-xml
Web-based Single Sign-On and the Dangers of SAML XML Parsing
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http://rhn.redhat.com/errata/RHSA-2014-0170.html
RHSA-2014:0170 - Security Advisory - Red Hat Customer Portal
-
http://rhn.redhat.com/errata/RHSA-2014-0172.html
RHSA-2014:0172 - Security Advisory - Red Hat Customer Portal
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