CVE-2018-6521
Published: 2 February 2018
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.
Notes
Author | Note |
---|---|
msalvatore | According to the security advisory, "there is no known way to exploit the issue." There are 2 mitigating factors. See the SimpleSAMLphp advisory for more details. |
Priority
Status
Package | Release | Status |
---|---|---|
simplesamlphp Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Not vulnerable
(1.15.2-1)
|
|
cosmic |
Not vulnerable
(1.15.2-1)
|
|
disco |
Not vulnerable
(1.15.2-1)
|
|
eoan |
Not vulnerable
(1.15.2-1)
|
|
focal |
Not vulnerable
(1.15.2-1)
|
|
trusty |
Does not exist
(trusty was needs-triage)
|
|
upstream |
Released
(1.15.2-1)
|
|
impish |
Not vulnerable
(1.15.2-1)
|
|
groovy |
Not vulnerable
(1.15.2-1)
|
|
hirsute |
Not vulnerable
(1.15.2-1)
|
|
xenial |
Needed
|
|
jammy |
Not vulnerable
(1.15.2-1)
|
|
kinetic |
Not vulnerable
(1.15.2-1)
|
|
lunar |
Not vulnerable
(1.15.2-1)
|
|
mantic |
Not vulnerable
(1.15.2-1)
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |