CVE-2016-9814

Name: CVE-2016-9814
Creator: NVD / NIST
Published: 2017-02-17T02:59:14.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.42%

Last modified Jun 17, 2026

CVE-2016-9814 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.42% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

2.42%

82.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Simplesamlphp	Simplesamlphp	<= 1.14.9
Simplesamlphp	Simplesamlphp	1.10
Simplesamlphp	Saml2	<= 1.9
Simplesamlphp	Saml2	1.10
Simplesamlphp	Saml2	1.10.1
Simplesamlphp	Saml2	1.10.2
Simplesamlphp	Saml2	2.0.0
Simplesamlphp	Saml2	2.0.1
Simplesamlphp	Saml2	2.1
Simplesamlphp	Saml2	2.2
Simplesamlphp	Saml2	2.3
Simplesamlphp	Saml2	2.3.1
Simplesamlphp	Saml2	2.3.2

References

http://www.securityfocus.com/bid/94730Third Party Advisory, VDB Entry
https://lists.debian.org/debian-lts-announce/2018/03/msg00001.html
https://simplesamlphp.org/security/201612-01Vendor Advisory
http://www.securityfocus.com/bid/94730Third Party Advisory, VDB Entry
https://lists.debian.org/debian-lts-announce/2018/03/msg00001.html
https://simplesamlphp.org/security/201612-01Vendor Advisory

Timeline

Published: Feb 17, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-9814?

How severe is CVE-2016-9814?

Severity scoring for CVE-2016-9814 is pending analysis. The EPSS model estimates a 2.42% probability of exploitation in the next 30 days.

How do I fix CVE-2016-9814?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-9814?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST