Auth bypass in Ampache
CVE-2021-21399
Ampache is a web based audio/video streaming application and file manager. Versions prior to 4.4.1 allow unauthenticated access to Ampache using the subsonic API. To successfully make the attack you must use a username that is not part of the site to bypass the auth checks. For more details and workaround guidance see the referenced GitHub security advisory.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.014 (72.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Ampache — versions < 4.4.1
Weakness classification (CWE)
References
- github.com/ampache/ampache/security/advisories/GHSA-p9pm-j95j-5mjf (Exploit, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2021-21399?
- CVE-2021-21399 is a critical-severity vulnerability in Ampache, classified under Improper Access Control. CVSS score: 9.1/10. Published 2021-04-13.
- How severe is CVE-2021-21399?
- Critical severity. CVSS v3 base score is 9.1 out of 10.