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Vulnerability · Published Sep 14, 2021 · Assigned by f5

CVE-2021-23050

High 7.5

In plain English

A high-severity cross-site request forgery in BIG-IP Advanced WAF and BIG-IP ASM; NGINX App Protect. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).

Severity (CVSS NVD)7.5High
Exploit odds (30 days)0.5%top 59.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

On BIG-IP Advanced WAF and BIG-IP ASM version 16.0.x before 16.0.1.2 and 15.1.x before 15.1.3 and NGINX App Protect on all versions before 3.5.0, when a cross-site request forgery (CSRF)-enabled policy is configured on a virtual server, an undisclosed HTML response may cause the bd process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products (as reported)

VendorProductVersions
n/a BIG-IP Advanced WAF and BIG-IP ASM; NGINX App Protect BIG-IP Advanced WAF and BIG-IP ASM 16.0.x before 16.0.1.2 and 15.1.x before 15.1.3NGINX App Protect all versions before 3.5.0

Weakness: CWE-352

References