CVE-2018-5766

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

2.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 83.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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

2018-01-18 07:00Z8 YR AGO

Last updated

2024-08-05 05:40Z2 YR AGO

Reserved

2018-01-18

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

c47d2817f51aa1fd7be53b60478a365f4f0be9a5f2178a45f84494eef4fb70a9

• bugzilla.libav.orghttps://bugzilla.libav.org/show_bug.cgi?id=1112x_refsource_MISC
• www.securityfocus.com102793http://www.securityfocus.com/bid/102793vdb-entryx_refsource_BID
• lists.debian.org[debian-lts-announce] 20190902 [SECURITY] [DLA 1907-1] libav security updatehttps://lists.debian.org/debian-lts-announce/2019/09/msg00000.htmlmailing-listx_refsource_MLIST