What is CVE-2024-33668?

CVE-2024-33668 is a critical-severity vulnerability in Zammad, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.1/10. Published 2024-04-26.

How severe is CVE-2024-33668?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Zammad

CVE-2024-33668

An issue was discovered in Zammad before 6.3.0. The Zammad Upload Cache uses insecure, partially guessable FormIDs to identify content. An attacker could try to brute force them to upload malicious content to article drafts they have no access to.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.004 (36.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Zammad — versions 6.3.0
N/a — versions n/a

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2024-33668?: CVE-2024-33668 is a critical-severity vulnerability in Zammad, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.1/10. Published 2024-04-26.
How severe is CVE-2024-33668?: Critical severity. CVSS v3 base score is 9.1 out of 10.