CVE-2018-6521

critical

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.

References

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

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

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

Details

Source: Mitre, NVD

Published: 2018-02-02

Updated: 2019-10-03

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical