CVE-2016-9955 Information

Description

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.

CVSS Vector

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H

Reference

http://www.securityfocus.com/bid/94946 https://lists.debian.org/debian-lts-announce/2018/03/msg00001.html https://simplesamlphp.org/security/201612-02

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.3