CVE-2018-6521

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
simplesamlphpsimplesamlphp
𝑥
< 1.15.2
debiandebian_linux
7.0
debiandebian_linux
8.0
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
simplesamlphp
bullseye
1.19.0-1
fixed
sid
1.19.7-1
fixed
trixie
1.19.7-1
fixed
bookworm
1.19.7-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
simplesamlphp
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
not-affected
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
ignored
xenial
needed
trusty
dne
References
https://lists.debian.org/debian-lts-announce/2018/02/msg00008.html
https://simplesamlphp.org/security/201801-03
https://www.debian.org/security/2018/dsa-4127
https://lists.debian.org/debian-lts-announce/2018/02/msg00008.html
https://simplesamlphp.org/security/201801-03
https://www.debian.org/security/2018/dsa-4127