{"cve":"CVE-2021-23029","nvd":{"published":"2021-09-14T23:15:07.297","modified":"2026-06-17T03:38:14.520","status":"Modified","description":"On version 16.0.x before 16.0.1.2, insufficient permission checks may allow authenticated users with guest privileges to perform Server-Side Request Forgery (SSRF) attacks through F5 Advanced Web Application Firewall (WAF) and the BIG-IP ASM Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-918"],"references":["https://support.f5.com/csp/article/K52420610","https://support.f5.com/csp/article/K52420610"],"products":["f5:big-ip_advanced_web_application_firewall","f5:big-ip_application_security_manager"],"source":"nvd","synced_at":"2026-10-19T21:23:41.316049955+00:00"},"epss":{"cve":"CVE-2021-23029","score":0.00875,"percentile":0.58972,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}