Denial of service in BIG-IP AFM virtual server



Published: 2022-01-20
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23018
CWE-ID CWE-755
Exploitation vector Network
Public exploit N/A
Vulnerable software
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BIG-IP AFM
Hardware solutions / Security hardware applicances

Vendor F5 Networks, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Handling of Exceptional Conditions

EUVDB-ID: #VU59881

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-2022-23018

CWE-ID: CWE-755 - Improper Handling of Exceptional Conditions

Exploit availability: No

Description

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

The vulnerability exists due to improper handling of exceptional conditions when processing HTTP requests. A remote attacker can send a specially crafted HTTP request to the system and perform a denial of service (DoS) attack.

Successful exploitation of the vulnerability requires that a virtual server is configured with both HTTP protocol security and HTTP Proxy Connect profiles.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP AFM: 12.1.5.2 - 16.1.1


CPE2.3 External links

http://support.f5.com/csp/article/K24358905

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.



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