CVEvulnerability
CVE-2025-49087
3.7 LOW
Official page ↗
- Status
- Analyzed
- Published
- 2025-07-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.0 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N
- CVSS 3.1 ([email protected])
- 3.7 LOW — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-385
Description
In Mbed TLS 3.6.1 through 3.6.3 before 3.6.4, a timing discrepancy in block cipher padding removal allows an attacker to recover the plaintext when PKCS#7 padding mode is used.
Affected configurations
• trustedfirmware mbed tls (>= 3.6.1 < 3.6.4)
Related
Weakness · CWE (1)
- CWE-385 Covert Timing Channel weakness
References
- https://github.com/Mbed-TLS/mbedtls-docs/blob/main/security-advisories/mbedtls-security-advisory-2025-06-5.md Exploit, Third Party Advisory
- https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/ Vendor Advisory