CVE-2018-21031

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.06% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 79.6% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-11-18 16:30Z6 YR AGO

Last updated

2024-08-05 12:19Z2 YR AGO

Reserved

2019-11-18

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-522Insufficiently Protected CredentialsClass

Data version

5.1

Document digest

ecf4ece5073887e46bfc210f75c8df81e9392b1f70b5a44bad9d48a8b690bbd2

• twitter.comhttps://twitter.com/GerardFuguet/status/1009937529573912576x_refsource_MISC
• www.elladodelmal.comhttps://www.elladodelmal.com/2018/08/shodan-es-de-cine-hacking-tautulli-un.htmlx_refsource_MISC
• forums.plex.tvhttps://forums.plex.tv/t/security-regarding-cve-2018-21031/493286x_refsource_MISC
• www.exploit-db.comhttps://www.exploit-db.com/docs/47790x_refsource_MISC