CVE-2017-12869

HIGH

SimpleSAMLphp < 1.14.13 - Authentication Bypass via Multiauth Module Input Validation

Title source: llm
STIX 2.1

Description

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

References (3)

Core 3
Core References
Patch, Vendor Advisory x_refsource_confirm
https://simplesamlphp.org/security/201704-02
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4127

Scores

CVSS v3 7.5
EPSS 0.0235
EPSS Percentile 81.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-20
Status published
Products (5)
debian/debian_linux 7.0
debian/debian_linux 8.0
debian/debian_linux 9.0
simplesamlphp/simplesamlphp < 1.14.13
simplesamlphp/simplesamlphp 0 - 1.14.14Packagist
Published Sep 01, 2017
Tracked Since Feb 18, 2026