National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-2516 Detail

Current Description

Off-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.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063159.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063229.html
http://santuario.apache.org/secadv/CVE-2011-2516.txt Vendor Advisory
http://shibboleth.internet2.edu/secadv/secadv_20110706.txt Vendor Advisory
http://www.debian.org/security/2011/dsa-2277
http://www.securityfocus.com/archive/1/518756/100/0/threaded
http://www.securityfocus.com/bid/48611
http://www.securitytracker.com/id?1025755
https://exchange.xforce.ibmcloud.com/vulnerabilities/68420
https://issues.apache.org/jira/browse/SANTUARIO-271 Exploit
https://lists.apache.org/thread.html/680e6938b6412e26d5446054fd31de2011d33af11786b989127d1cc3@%3Ccommits.santuario.apache.org%3E

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:apache:xml_security_for_c\+\+:1.6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:1.3f:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:2.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:shibboleth:shibboleth-sp:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.4.2


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-2516
NVD Published Date:
07/11/2011
NVD Last Modified:
10/09/2018