Vulnerability · Published Feb 1, 2023 · Assigned by f5

CVE-2023-23552BIG-IP Advanced WAF and ASM vulnerability

High 7.5

In plain English

A high-severity uncontrolled resource consumption in BIG-IP from F5. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)1.5%top 24.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.0 before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP Advanced WAF or BIG-IP ASM security policy is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products (as reported)

Vendor	Product	Versions
F5	BIG-IP	17.0.0 – before 17.0.0.216.1.0 – before 16.1.3.315.1.0 – before 15.1.814.1.0 – before 14.1.5.313.1.0 – before *

Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://my.f5.com/manage/s/article/K17542533