CVE-2018-20511

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

0.46% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 38.2% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:L/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

Low. Red Hat's rating for its own products, not a CVSS rating.

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

2018-12-27 14:00Z7 YR AGO

Last updated

2024-08-05 12:05Z2 YR AGO

Reserved

2018-12-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

9806070d0fe19eb05b9b941e5b1afc01a78484e41a629038f101318ea30fd65b

• git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9dx_refsource_MISC
• lkml.orghttps://lkml.org/lkml/2018/9/27/480x_refsource_MISC
• github.comhttps://github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9dx_refsource_MISC
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11x_refsource_MISC
• www.securityfocus.com106347http://www.securityfocus.com/bid/106347vdb-entryx_refsource_BID
• lists.debian.org[debian-lts-announce] 20190327 [SECURITY] [DLA 1731-1] linux security updatehttps://lists.debian.org/debian-lts-announce/2019/03/msg00034.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20190401 [SECURITY] [DLA 1731-2] linux regression updatehttps://lists.debian.org/debian-lts-announce/2019/04/msg00004.htmlmailing-listx_refsource_MLIST
• usn.ubuntu.comUSN-4094-1https://usn.ubuntu.com/4094-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4118-1https://usn.ubuntu.com/4118-1/vendor-advisoryx_refsource_UBUNTU