CVE-2021-23033 — Improper Input Validation in F5 Big-ip Advanced WEB Application Firewall

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.6%
top 29.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
F5 Big-ip Advanced WEB Application FirewallF5 Big-ip Application Security Manager
Timeline
PublishedSep 14
Latest updateMay 24

Description

On BIG-IP Advanced WAF and BIG-IP ASM version 16.x before 16.1.0x, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.3, 13.1.x before 13.1.4.1, and all versions of 12.1.x, when a WebSocket profile is configured on a virtual server, undisclosed requests can cause bd 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_application_security_manager13.1.0 — 13.1.4.1+4

🔴Vulnerability Details

2
GHSA
GHSA-g6q2-6x3v-j3cw: On BIG-IP Advanced WAF and BIG-IP ASM version 16↗2022-05-24
▶
CVEList
CVE-2021-23033: On BIG-IP Advanced WAF and BIG-IP ASM version 16↗2021-09-14
▶

📋Vendor Advisories

1
F5
CVE-2021-23033: On BIG-IP Advanced WAF and BIG-IP ASM version 16↗2021-09-14
▶
CVE-2021-23033 — Improper Input Validation in F5 | cvebase