What’s Vulnerable › Vulnerabilities

CVE-2015-5253

• Severity: medium (CVSS 4.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-11-18 · updated 2026-06-17
• Weakness: CWE-264

Description

The SAML Web SSO module in Apache CXF before 2.7.18, 3.0.x before 3.0.7, and 3.1.x before 3.1.3 allows remote authenticated users to bypass authentication via a crafted SAML response with a valid signed assertion, related to a "wrapping attack."

Affected products

• Apache Software Foundation Apache CXF: before 2.7.18; from 3.0.0 before 3.0.7; from 3.1.0 before 3.1.3 — fixed in 2.7.18, 3.0.7, 3.1.3

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache CXF 2.7.18, 3.0.7, 3.1.3. Check the vendor advisory for mitigations.

References

• http://cxf.apache.org/security-advisories.data/CVE-2015-5253.txt.asc
• http://rhn.redhat.com/errata/RHSA-2016-0321.html
• http://www.openwall.com/lists/oss-security/2015/11/14/1
• http://www.securitytracker.com/id/1034162
• https://git-wip-us.apache.org/repos/asf?p=cxf.git%3Ba=commitdiff%3Bh=845eccb6484b43ba02875c71e824db23ae4f20c0
• https://lists.apache.org/thread.html/r36e44ffc1a9b365327df62cdfaabe85b9a5637de102cea07d79b2dbf%40%3Ccommits.cxf.apache.org%3E
• https://lists.apache.org/thread.html/rc774278135816e7afc943dc9fc78eb0764f2c84a2b96470a0187315c%40%3Ccommits.cxf.apache.org%3E
• https://lists.apache.org/thread.html/rd49aabd984ed540c8ff7916d4d79405f3fa311d2fdbcf9ed307839a6%40%3Ccommits.cxf.apache.org%3E
• https://lists.apache.org/thread.html/rec7160382badd3ef4ad017a22f64a266c7188b9ba71394f0d321e2d4%40%3Ccommits.cxf.apache.org%3E
• https://lists.apache.org/thread.html/rfb87e0bf3995e7d560afeed750fac9329ff5f1ad49da365129b7f89e%40%3Ccommits.cxf.apache.org%3E
• https://lists.apache.org/thread.html/rff42cfa5e7d75b7c1af0e37589140a8f1999e578a75738740b244bd4%40%3Ccommits.cxf.apache.org%3E
• http://cxf.apache.org/security-advisories.data/CVE-2015-5253.txt.asc

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