High severity8.8NVD Advisory· Published May 10, 2021· Updated Jun 17, 2026
CVE-2021-23014
CVE-2021-23014
Description
On versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, and 14.1.x before 14.1.4, BIG-IP Advanced WAF and ASM are missing authorization checks for file uploads to a specific directory within the REST API which might allow Authenticated users with guest privileges to upload files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Patches
Vulnerability mechanics
References
1- support.f5.com/csp/article/K23203045nvdVendor Advisory
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