Auth bypass in Zammad

CVE-2020-14213

In Zammad before 3.3.1, a Customer has ticket access that should only be available to an Agent (e.g., read internal data, split, or merge).

Vulnerability class: Broken Access Control

EPSS: 0.006 (43.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Zammad
N/a — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-14213?: CVE-2020-14213 is a medium-severity vulnerability in Zammad, classified under Missing Authorization. CVSS score: 5.4/10. Published 2020-06-16.
How severe is CVE-2020-14213?: Medium severity. CVSS v3 base score is 5.4 out of 10.