Auth bypass in Zammad
CVE-2017-5619
An issue was discovered in Zammad before 1.0.4, 1.1.x before 1.1.3, and 1.2.x before 1.2.1. Attackers can login with the hashed password itself (e.g., from the DB) instead of the valid password string.
Vulnerability class: Broken Authentication
EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Zammad — versions 1.1.0, 1.1.1, 1.1.2
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-5619?
- CVE-2017-5619 is a critical-severity vulnerability in Zammad, classified under Improper Authentication. CVSS score: 9.8/10. Published 2017-03-13.
- How severe is CVE-2017-5619?
- Critical severity. CVSS v3 base score is 9.8 out of 10.