Vulnerability Description
Mbed TLS before 3.6.5 allows a local timing attack against certain RSA operations, and direct calls to mbedtls_mpi_mod_inv or mbedtls_mpi_gcd.
CVSS Score
6.2
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Arm | Mbed Tls | < 3.6.5 |
Related Weaknesses (CWE)
References
- https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-aExploitVendor Advisory
- https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/Vendor Advisory
FAQ
What is CVE-2025-54764?
CVE-2025-54764 is a vulnerability with a CVSS score of 6.2 (MEDIUM). Mbed TLS before 3.6.5 allows a local timing attack against certain RSA operations, and direct calls to mbedtls_mpi_mod_inv or mbedtls_mpi_gcd.
How severe is CVE-2025-54764?
CVE-2025-54764 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-54764?
Check the references section above for vendor advisories and patch information. Affected products include: Arm Mbed Tls.