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Vulnerability Details : 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.
Publish Date : 2017-02-17 Last Update Date : 2018-03-04
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Products Affected By CVE-2016-9814

# Product Type Vendor Product Version Update Edition Language
1 Application Simplesamlphp Saml2 * * * * Version Details Vulnerabilities
2 Application Simplesamlphp Saml2 1.10 * * * Version Details Vulnerabilities
3 Application Simplesamlphp Saml2 1.10.1 * * * Version Details Vulnerabilities
4 Application Simplesamlphp Saml2 1.10.2 * * * Version Details Vulnerabilities
5 Application Simplesamlphp Saml2 2.0.0 * * * Version Details Vulnerabilities
6 Application Simplesamlphp Saml2 2.0.1 * * * Version Details Vulnerabilities
7 Application Simplesamlphp Saml2 2.1 * * * Version Details Vulnerabilities
8 Application Simplesamlphp Saml2 2.2 * * * Version Details Vulnerabilities
9 Application Simplesamlphp Saml2 2.3 * * * Version Details Vulnerabilities
10 Application Simplesamlphp Saml2 2.3.1 * * * Version Details Vulnerabilities
11 Application Simplesamlphp Saml2 2.3.2 * * * Version Details Vulnerabilities
12 Application Simplesamlphp Simplesamlphp * * * * Version Details Vulnerabilities
13 Application Simplesamlphp Simplesamlphp 1.10 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Simplesamlphp Saml2 11
Simplesamlphp Simplesamlphp 2

- References For CVE-2016-9814
MLIST [debian-lts-announce] 20180302 [SECURITY] [DLA 1297-1] simplesamlphp security update
BID 94730 SimpleSAMLphp CVE-2016-9814 Security Bypass Vulnerability Release Date:2016-12-13 CONFIRM

- Metasploit Modules Related To CVE-2016-9814

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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