CVE-2011-2516

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Summary

CVECVE-2011-2516
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-07-11 20:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionOff-by-one error in the XML signature feature in Apache XML Security for C++ 1.6.0, as used in Shibboleth before 2.4.3 and possibly other products, allows remote attackers to cause a denial of service (crash) via a signature using a large RSA key, which triggers a buffer overflow.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:N/A:P

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Apache Xml Security For C 1.6.0 All All All
Application Shibboleth Shibboleth-sp 1.3.1 All All All
Application Shibboleth Shibboleth-sp 1.3.2 All All All
Application Shibboleth Shibboleth-sp 1.3.3 All All All
Application Shibboleth Shibboleth-sp 1.3.4 All All All
Application Shibboleth Shibboleth-sp 1.3.5 All All All
Application Shibboleth Shibboleth-sp 1.3f All All All
Application Shibboleth Shibboleth-sp 2.0 All All All
Application Shibboleth Shibboleth-sp 2.1 All All All
Application Shibboleth Shibboleth-sp 2.2 All All All
Application Shibboleth Shibboleth-sp 2.2.1 All All All
Application Shibboleth Shibboleth-sp 2.3 All All All
Application Shibboleth Shibboleth-sp 2.3.1 All All All
Application Shibboleth Shibboleth-sp 2.4 All All All
Application Shibboleth Shibboleth-sp 2.4.1 All All All
Application Shibboleth Shibboleth-sp All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-2277-1 xml-security-c af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Shibboleth XML Security Signature Key Parsing Denial of Service Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Pony Mail! af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
Apache Santuario Buffer Overflow Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
[SANTUARIO-271] Bug when signing files with big RSA keys - ASF JIRA af854a3a-2127-422b-91ae-364da2661108 issues.apache.org Exploit
[SECURITY] Fedora 15 Update: xml-security-c-1.5.1-5.fc15 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Apache XML Security Signature Key Parsing Denial of Service Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
404 Not Found af854a3a-2127-422b-91ae-364da2661108 santuario.apache.org Vendor Advisory
Shibboleth - InCommon af854a3a-2127-422b-91ae-364da2661108 shibboleth.internet2.edu Vendor Advisory
Apache XML Security for C++ Signature Key Parsing Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Fedora update for xml-security-c - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
lists.apache.org/thread.html/r1c07a561426ec5579073046ad7f4207cdcef452bb3100aba... af854a3a-2127-422b-91ae-364da2661108 lists.apache.org
[SECURITY] Fedora 14 Update: xml-security-c-1.5.1-4.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Debian update for xml-security-c - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Pony Mail! MITRE lists.apache.org
Pony Mail! MITRE lists.apache.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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