CVE-2024-21789: BIG-IP ASM and Advanced WAF vulnerability

Description

When a BIG-IP ASM/Advanced WAF 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

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.5% · higher than 44% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

BI

BIG-IP · F5

17.1.0 before 17.1.1 · source: vendor, CISA

BA

Big-ip Advanced Web Application Firewall · F5

17.1.0 before 17.1.1 · source: NVD

BA

Big-ip Application Security Manager · F5

17.1.0 before 17.1.1 · source: NVD