What is CVE-2021-42137?

CVE-2021-42137 is a medium-severity vulnerability in Zammad, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2021-10-11.

How severe is CVE-2021-42137?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Zammad

CVE-2021-42137

An issue was discovered in Zammad before 5.0.1. In some cases, there is improper enforcement of the privilege requirement for viewing a list of tickets that shows title, state, etc.

Vulnerability class: Broken Access Control

EPSS: 0.008 (53.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Zammad
N/a — versions n/a

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-42137?: CVE-2021-42137 is a medium-severity vulnerability in Zammad, classified under Incorrect Authorization. CVSS score: 5.3/10. Published 2021-10-11.
How severe is CVE-2021-42137?: Medium severity. CVSS v3 base score is 5.3 out of 10.