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.
Vulnerability category: Denial of service
Products affected by CVE-2016-9814
- cpe:2.3:a:simplesamlphp:simplesamlphp:*:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:simplesamlphp:1.10:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:*:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:1.10.1:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:1.10.2:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:1.10:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.3:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.1:*:*:*:*:*:*:*
- cpe:2.3:a:simplesamlphp:saml2:2.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-9814
0.83%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-9814
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
8.5
|
HIGH | AV:N/AC:L/Au:N/C:N/I:P/A:C |
10.0
|
7.8
|
NIST | |
9.1
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2016-9814
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-9814
-
http://www.securityfocus.com/bid/94730
SimpleSAMLphp CVE-2016-9814 Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://simplesamlphp.org/security/201612-01
SimpleSAMLphpVendor Advisory
-
https://lists.debian.org/debian-lts-announce/2018/03/msg00001.html
[SECURITY] [DLA 1297-1] simplesamlphp security update
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