Published: 01/09/2017 Updated: 10/05/2019

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9

VMScore: 445

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

The multiauth module in SimpleSAMLphp 1.14.13 and previous versions allows remote malicious users to bypass authentication context restrictions and use an authentication source defined in config/authsources.php via vectors related to improper validation of user input.

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simplesamlphp simplesamlphp
debian debian linux 7.0
debian debian linux 8.0
debian debian linux 9.0

Debian Bug report logs - #889286 simplesamlphp: CVE-2017-18121 CVE-2017-18122 Package: simplesamlphp; Maintainer for simplesamlphp is Thijs Kinkhorst <thijs@debianorg>; Source for simplesamlphp is src:simplesamlphp (PTS, buildd, popcon) Reported by: Abhijith PA <abhijith@disrootorg> Date: Sat, 3 Feb 2018 10:57:03 ...

Several vulnerabilities have been discovered in SimpleSAMLphp, a framework for authentication, primarily via the SAML protocol CVE-2017-12867 Attackers with access to a secret token could extend its validity period by manipulating the prepended time offset CVE-2017-12869 When using the multiauth module, attackers can bypass authentic ...

CWE-20 https://simplesamlphp.org/security/201704-02 https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html https://www.debian.org/security/2018/dsa-4127 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889286 https://nvd.nist.gov https://www.debian.org/security/./dsa-4127

CVE-2017-12869

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