CVE-2021-32749

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

3.62% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 88.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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

2021-07-16 00:00Z5 YR AGO

Last updated

2024-08-03 23:33Z2 YR AGO

Reserved

2021-05-12

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.1)

CNA CVSS vector

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

Weaknesses

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

0c562b1d7d942b4b0c6e068c0a443d227e3f8f48205cdc369782e3f1258bedd1

• github.comhttps://github.com/fail2ban/fail2ban/security/advisories/GHSA-m985-3f3v-cwmm
• github.comhttps://github.com/fail2ban/fail2ban/commit/2ed414ed09b3bb4c478abc9366a1ff22024a33c9
• github.comhttps://github.com/fail2ban/fail2ban/commit/410a6ce5c80dd981c22752da034f2529b5eee844
• lists.fedoraproject.orgFEDORA-2021-0ab8f6a19ahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5WHJK2X2MR2WDYZMCW7COZXJDUSDYMY6/vendor-advisory
• lists.fedoraproject.orgFEDORA-2021-a18b79d182https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZRYQ77MTX5WSV33VCJLK4KBKR55QZ7ZA/vendor-advisory
• security.gentoo.orgGLSA-202310-13https://security.gentoo.org/glsa/202310-13vendor-advisory