A vulnerability was found in F5 BIG-IP APM 15.1.0.0/15.1.0.1/15.1.0.2/15.1.0.3/15.1.0.4 (Firewall Software). It has been declared as problematic. This vulnerability affects some unknown processing of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

In versions 15.1.0-15.1.0.4, rendering of certain session variables by BIG-IP APM UI-based agents in an access profile configured with Modern customization, may cause the Traffic Management Microkernel (TMM) to stop responding.

The weakness was released 08/26/2020 (Website). The advisory is available at support.f5.com. This vulnerability was named CVE-2020-5919 since 01/06/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/26/2020). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entry connected to this vulnerability is available at 160310.

Productinfo

Type

• Firewall Software

Vendor

• F5

Name

• BIG-IP APM

Version

• 15.1.0.0
• 15.1.0.1
• 15.1.0.2
• 15.1.0.3
• 15.1.0.4

License

• commercial

CPE 2.3info

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CPE 2.2info

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