CVE-2020-26030

CRITICAL

9.8

Description

An issue was discovered in Zammad before 3.4.1. There is an authentication bypass in the SSO endpoint via a crafted header, when SSO is not configured. An attacker can create a valid and authenticated session that can be used to perform any actions in the name of other users.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/28/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

zammad:zammad

Weaknesses (CWE)

CWE-287

References

https://zammad.com/news/security-advisory-zaa-2020-18(cve@mitre.org)

https://zammad.com/news/security-advisory-zaa-2020-18(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.