A vulnerability has been found in F5 BIG-IP Advanced WAF and BIG-IP ASM up to 15.1.9/16.1.3/17.1.0 (Firewall Software) and classified as critical. Affected by this vulnerability is an unknown code block of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a buffer size vulnerability. The CWE definition for the vulnerability is CWE-131. The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

Undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. For the Application Visibility and Reporting module, this may occur when the HTTP Analytics profile with URLs enabled under Collected Entities is configured on a virtual server and the DB variables avr.IncludeServerInURI or avr.CollectOnlyHostnameFromURI are enabled. For BIG-IP Advanced WAF and ASM, this may occur when either a DoS or Bot Defense profile is configured on a virtual server and the DB variables avr.IncludeServerInURI or avr.CollectOnlyHostnameFromURI are enabled. Note: The DB variables avr.IncludeServerInURI and avr.CollectOnlyHostnameFromURI are not enabled by default. For more information about the HTTP Analytics profile and the Collect URLs setting, refer to K30875743: Create a new Analytics profile and attach it to your virtual servers https://my.f5.com/manage/s/article/K30875743 . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

The weakness was disclosed 02/14/2024 as K30875743. It is possible to read the advisory at my.f5.com. This vulnerability is known as CVE-2024-23805 since 02/01/2024. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/14/2024).

Upgrading to version 15.1.10, 16.1.4 or 17.1.1 eliminates this vulnerability.

The entries VDB-219973, VDB-241660, VDB-253857 and VDB-253858 are pretty similar.

Productinfo

Type

• Firewall Software

Vendor

• F5

Name

• BIG-IP Advanced WAF
• BIG-IP ASM

Version

• 15.1.0
• 15.1.1
• 15.1.2
• 15.1.3
• 15.1.4
• 15.1.5
• 15.1.6
• 15.1.7
• 15.1.8
• 15.1.9
• 16.1.0
• 16.1.1
• 16.1.2
• 16.1.3
• 17.0
• 17.1

License

• commercial

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

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Entryinfo

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