Back to Database
Status published
Medium
CVE-2011-2516
Off-by-one error in the XML signature feature in Apache XML...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2011-2516
Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.debian.org/security/2011/dsa-2277
- http://secunia.com/advisories/45491
- http://secunia.com/advisories/45151
- http://www.securityfocus.com/archive/1/518756/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/68420
- https://issues.apache.org/jira/browse/SANTUARIO-271
- http://santuario.apache.org/secadv/CVE-2011-2516.txt
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063159.html
- http://secunia.com/advisories/45198
- http://secunia.com/advisories/45191
- http://shibboleth.internet2.edu/secadv/secadv_20110706.txt
- http://www.securitytracker.com/id?1025755
- http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063229.html
- http://www.securityfocus.com/bid/48611
- 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
More from apache
View All →CVE-2025-58712
Amq: privilege escalation via excessive /etc/passwd permissions
Medium
6.4
CVE-2021-25958
Generation of Error Message Containing Sensitive Information in Apache OFBiz
Medium
6.5
CVE-2021-24117
In Apache Teaclave Rust SGX SDK 1.1.3, a side-channel vulnerability...
Medium
4.9
CVE-2020-5499
Baidu Rust SGX SDK through 1.0.8 has an enclave ID...
Critical
9.8
CVE-2018-14889
CouchDB in Vectra Networks Cognito Brain and Sensor before 4.3...
High
7.8
Affected Vendor
apache
View all reports →Affected Software
xml security for c\+\+, shibboleth-sp
Vulnerable Versions:
1.6.0, 0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3f, 2.0, 2.1, 2.2, 2.2.1, 2.3, 2.3.1, 2.4, 2.4.1
Timeline
Official Publish:
July 11th, 2011
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.