Vulnerability identifier: #VU24236

Vulnerability 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-2020-5852

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
BIG-IP
Hardware solutions / Firmware

Vendor: F5 Networks

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 within the Traffic Management Microkernel (TMM). A remote attacker can send specially crafted traffic to the system and cause it to restart.

Mitigation

The vulnerability affects only listed BIG-IP engineering hotfixes.

To solve the issue, remove the listed hotfix or contact your vendor for technical support.

Vulnerable software versions

BIG-IP: 14.1.2.1.0.83.4 Hotfix-ENG, 12.1.4.1.0.97.6 Hotfix-ENG, 11.5.4.2.74.291 HF2

---

External links
http://support.f5.com/csp/article/K53590702

---

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.