Home/CVE/On BIG-IP FPS, ASM, and Advanced WAF versions 16.1.x before 16.1.1, 15.1.x before 15.1.4, and 14.1.x before 14.1.4.4, an
CVE

CVE-2022-23031

On BIG-IP FPS, ASM, and Advanced WAF versions 16.1.x before 16.1.1, 15.1.x before 15.1.4, and 14.1.x before 14.1.4.4, an

On BIG-IP FPS, ASM, and Advanced WAF versions 16.1.x before 16.1.1, 15.1.x before 15.1.4, and 14.1.x before 14.1.4.4, an XML External Entity (XXE) vulnerability exists in an undisclosed page of the F5 Advanced Web Application Firewall (Advanced WAF) and BIG-IP ASM Traffic Management User Interface (TMUI), also referred to as the Configuration utility, that allows an authenticated high-privileged attacker to read local files and force BIG-IP to send HTTP requests. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

MEDIUM · CVSS 4.9 EPSS 0.00374
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-611Improper Restriction of XML External Entity Reference
CWE-611Improper Restriction of XML External Entity Reference
▤

Affected Products & Versions

9
f5 big-ip advanced web application firewall>= 14.1.0 and <= 14.1.4
f5 big-ip advanced web application firewall>= 15.1.0 and <= 15.1.3
f5 big-ip advanced web application firewall>= 16.0.0 and <= 16.1.0
f5 big-ip application security manager>= 14.1.0 and <= 14.1.4
f5 big-ip application security manager>= 15.1.0 and <= 15.1.3
f5 big-ip application security manager>= 16.0.0 and <= 16.1.0
f5 big-ip fraud protection service>= 14.1.0 and <= 14.1.4
f5 big-ip fraud protection service>= 15.1.0 and <= 15.1.3
▣

Scoring & Timeline

4.9
MEDIUM · CVSS v3.1 · f5sirt@f5.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Jan 2022 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.f5.com/csp/article/K61112120MitigationVendor Advisory
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