CVE-2016-9955

The SimpleSAML_XML_Validator class constructor in SimpleSAMLphp before 1.14.11 might allow remote attackers to spoof signatures on SAML 1 responses or possibly cause a denial of service (memory consumption) by leveraging improper conversion of return values to boolean.

• CWE-20

• http://www.securityfocus.com/bid/94946Third Party Advisory, VDB Entry
• https://lists.debian.org/debian-lts-announce/2018/03/msg00001.htmlThird Party Advisory
• https://simplesamlphp.org/security/201612-02Vendor Advisory
• http://www.securityfocus.com/bid/94946Third Party Advisory, VDB Entry
• https://lists.debian.org/debian-lts-announce/2018/03/msg00001.htmlThird Party Advisory
• https://simplesamlphp.org/security/201612-02Vendor Advisory

Published

Feb 17, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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