Remote denial of service in F5 BIG-IP HSB

1) Input validation error

EUVDB-ID: #VU96035

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-39778

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when a stateless virtual server is configured on a BIG-IP system with a High-Speed Bridge (HSB). A remote attacker can send specially crafted requests to the Traffic Management Microkernel (TMM) module and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP: 15.0.0 - 17.1.0.3 + hotfix-bigip-17.1.0.3.0.75.4-eng3

External links

http://my.f5.com/manage/s/article/K05710614

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.