#VU49083 Resource exhaustion in BIG-IP APM - CVE-2020-27722

Vulnerability identifier: #VU49083

Vulnerability risk: Low

CVSSv4.0: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-27722

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
BIG-IP APM
Hardware solutions / Security hardware applicances

Vendor: F5 Networks

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. Under certain conditions, the VDI plugin does not observe plugin flow-control protocol causing excessive resource consumption. A remote user can send socially crafted VDI traffic to the system and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

BIG-IP APM: 13.1.0 - 15.0.1.3

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External links
https://support.f5.com/csp/article/K73657294

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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