Vulnerability in Apache XML Security For C\+\+
CVE-2011-2516
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.077 (94.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.077 · newest: 0.077 · change: 0.000
Affected products
- Apache XML Security For C\+\+ — versions 1.6.0
- Shibboleth Shibboleth-Sp — versions 1.3.1, 1.3.2, 1.3.3
Weakness classification (CWE)
References
- www.debian.org/security/2011/dsa-2277 (vendor-advisory)
- secunia.com/advisories/45491 (third-party-advisory)
- secunia.com/advisories/45151 (Vendor Advisory, third-party-advisory)
- www.securityfocus.com/archive/1/518756/100/0/threaded (mailing-list)
- exchange.xforce.ibmcloud.com/vulnerabilities/68420 (vdb-entry)
- issues.apache.org/jira/browse/SANTUARIO-271 (Exploit)
- santuario.apache.org/secadv/CVE-2011-2516.txt (Vendor Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2011-July/063159.html (vendor-advisory)
- secunia.com/advisories/45198 (third-party-advisory)
- secunia.com/advisories/45191 (Vendor Advisory, third-party-advisory)