CVE-2023-22422 | BDVDB-2026-194407 Detail

F5BIG-IP

Description#

On BIG-IP versions 17.0.x before 17.0.0.2 and 16.1.x before 16.1.3.3, when a HTTP profile with the non-default Enforcement options of Enforce HTTP Compliance and Unknown Methods: Reject are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

References#

https://my.f5.com/manage/s/article/K43881487

Exploit#

No public exploit known

History#

Version 12023-02-01Record published in the CVE List.
Version 22025-03-26Most recent update recorded in the CVE List.

Published

Published: 2023-02-01
Last modified: 2025-03-26

Vendor information

Vendor: F5
Product: BIG-IP

All F5 vulnerabilities

Score

7.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 50.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 17.0.0 and < 17.0.0.2
Fixed
17.0.0.2
Vulnerable
>= 16.1.0 and < 16.1.3.3
Fixed
16.1.3.3

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.5 High

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).