Type Confusion in ImpressCMS · CVE-2021-26600 · GitHub Advisory Database · GitHub

Type Confusion in ImpressCMS

Critical severity GitHub Reviewed Published Mar 29, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

impresscms/impresscms (Composer)

Affected versions

< 1.4.3

Patched versions

1.4.3

Description

ImpressCMS before 1.4.3 has plugins/preloads/autologin.php type confusion with resultant Authentication Bypass (!= instead of !==).

References

Published by the National Vulnerability Database

Mar 28, 2022

Published to the GitHub Advisory Database Mar 29, 2022

Reviewed Apr 1, 2022

Last updated Jan 27, 2023

Severity

Critical

9.8

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H