CVE-2018-6521

Published: Feb 2, 2018Modified: Jun 17, 2026

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

The sqlauth module in SimpleSAMLphp before 1.15.2 relies on the MySQL utf8 charset, which truncates queries upon encountering four-byte characters. There might be a scenario in which this allows remote attackers to bypass intended access restrictions.

Affected (4)

Products: Simplesamlphp: Simplesamlphp · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Simplesamlphp Simplesamlphp	Before 1.15.2

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 7.0
Debian Debian Linux	Version 8.0
Debian Debian Linux	Version 9.0

References (6)

https://lists.debian.org/debian-lts-announce/2018/02/msg00008.html

Source: cve@mitre.org

ExploitMailing ListThird Party Advisory

https://simplesamlphp.org/security/201801-03

Source: cve@mitre.org

Vendor Advisory

https://www.debian.org/security/2018/dsa-4127

Source: cve@mitre.org

Third Party Advisory

https://lists.debian.org/debian-lts-announce/2018/02/msg00008.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitMailing ListThird Party Advisory

https://simplesamlphp.org/security/201801-03

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

https://www.debian.org/security/2018/dsa-4127

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.