CVE-2021-23032 — Improper Input Validation in F5 Big-ip Domain Name System

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.9%
top 24.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
F5 Big-ip Domain Name SystemF5 Big-ip DNS
Timeline
PublishedSep 14
Latest updateMay 24

Description

On version 16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x and 12.1.x, when a BIG-IP DNS system is configured with non-default Wide IP and pool settings, undisclosed DNS responses can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDf5/big-ip_domain_name_system14.1.0 — 14.1.4.4+4
▶CVEListV5f5/big-ip_dns16.x before 16.1.0, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x and 12.1.x

🔴Vulnerability Details

2
GHSA
GHSA-f2hj-jpwp-p6pp: On version 16↗2022-05-24
▶
CVEList
CVE-2021-23032: On version 16↗2021-09-14
▶

📋Vendor Advisories

1
F5
CVE-2021-23032: On version 16↗2021-09-14
▶
CVE-2021-23032 — Improper Input Validation in F5 | cvebase