CVE-2021-23169

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

2.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 81.7% 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:3.1/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

Moderate. 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

2021-06-08 00:00Z5 YR AGO

Last updated

2024-08-03 19:05Z2 YR AGO

Reserved

2021-04-22

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

6afb841a3cce4dcf1de580f1a6869c5d9ecf6b0efdc06f3b71a4913f81788ce9

• lists.fedoraproject.orgFEDORA-2021-c194de7719https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KYNJSMVA6YJY5NMKDZ5SAISKZG2KCKC/vendor-advisory
• lists.fedoraproject.orgFEDORA-2021-6af32bfcd2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BXFLD4ZAXKAIWO6ZPBCQEEDZB5IG676K/vendor-advisory
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1947612
• security.gentoo.orgGLSA-202210-31https://security.gentoo.org/glsa/202210-31vendor-advisory