Deserialization of Untrusted Data in F5 BIG-IP DNS



Published: 2022-08-05
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-33947
CWE-ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software
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BIG-IP DNS
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor F5 Networks, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU66145

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-33947

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insecure input validation when processing serialized data in the Traffic Management User Interface (TMUI). A remote user can cause the Tomcat process to restart and perform unauthorized DNS requests and operations through undisclosed requests.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP DNS: 13.1.0 - 16.1.2


CPE2.3 External links

http://support.f5.com/csp/article/K38893457

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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