CVE Catalog

CVE-2025-53474

HighCVSS 7.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.35%

26th percentile - higher than 26% of all known CVEs

Summary

When an iRule using an ILX::call command is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.

Risk Assessment

An attacker could remotely crash TMM, potentially disrupting traffic processing and causing unavailability of BIG-IP services.

Recommendation

Update BIG-IP to a version containing the fix. Review iRules for ILX::call usage and limit exposure of affected virtual servers.

Other vulnerabilities in BIG-IP

See all
Original NVD description (English source)

When an iRule using an ILX::call command is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS