XXE in IG-IP ASM and Advanced WAF TMUI



Published: 2022-01-19
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23031
CWE-ID CWE-611
Exploitation vector Network
Public exploit N/A
Vulnerable software
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BIG-IP Advanced WAF
Client/Desktop applications / Antivirus software/Personal firewalls

BIG-IP ASM
Hardware solutions / Security hardware applicances

BIG-IP FPS
Hardware solutions / Security hardware applicances

Vendor F5 Networks, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) XML External Entity injection

EUVDB-ID: #VU59844

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-23031

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote authenticated high-privilege user can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP Advanced WAF: 14.1.0 - 16.1.0

BIG-IP ASM: 14.1.0 - 16.1.0

BIG-IP FPS: 14.1.0 - 16.1.0


CPE2.3 External links

http://support.f5.com/csp/article/K61112120

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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