Vulnerability Monitor

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CVE-2016-9814

The validateSignature method in the SAML2\Utils class in SimpleSAMLphp before 1.14.10 and simplesamlphp/saml2 library before 1.9.1, 1.10.x before 1.10.3, and 2.x before 2.3.3 allows remote attackers to spoof SAML responses or possibly cause a denial of service (memory consumption) by leveraging improper conversion of return values to boolean.

Published

2017-02-17T02:59:14.047

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

7.8

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application simplesamlphp simplesamlphp ≤ 1.14.9 Yes
Application simplesamlphp simplesamlphp 1.10 Yes
Application simplesamlphp saml2 ≤ 1.9 Yes
Application simplesamlphp saml2 1.10 Yes
Application simplesamlphp saml2 1.10.1 Yes
Application simplesamlphp saml2 1.10.2 Yes
Application simplesamlphp saml2 2.0.0 Yes
Application simplesamlphp saml2 2.0.1 Yes
Application simplesamlphp saml2 2.1 Yes
Application simplesamlphp saml2 2.2 Yes
Application simplesamlphp saml2 2.3 Yes
Application simplesamlphp saml2 2.3.1 Yes
Application simplesamlphp saml2 2.3.2 Yes
References