Vulnerability in Plex Media Server
CVE-2018-21031
Tautulli versions 2.1.38 and below allows remote attackers to bypass intended access control in Plex Media Server because the X-Plex-Token is mishandled and can be retrieved from Tautulli. NOTE: Initially, this id was associated with Plex Media Server 1.18.2.2029-36236cc4c as the affected product and version. Further research indicated that Tautulli is the correct affected product.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.021 (80.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Plex Media Server — versions 1.18.2.2029-36236cc4c
Weakness classification (CWE)
Public proof-of-concept exploits
References
- twitter.com/GerardFuguet/status/1009937529573912576 (Third Party Advisory)
- www.elladodelmal.com/2018/08/shodan-es-de-cine-hacking-tautulli-un.html (Exploit, Third Party Advisory)
- forums.plex.tv/t/security-regarding-cve-2018-21031/493286 (Third Party Advisory)
- www.exploit-db.com/docs/47790 (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-21031?
- CVE-2018-21031 is a medium-severity vulnerability in Plex Media Server, classified under Insufficiently Protected Credentials. CVSS score: 6.5/10. Published 2019-11-18.
- How severe is CVE-2018-21031?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-21031 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.