CVEvulnerability
CVE-2020-36425
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-295
Description
An issue was discovered in Arm Mbed TLS before 2.24.0. It incorrectly uses a revocationDate check when deciding whether to honor certificate revocation via a CRL. In some situations, an attacker can exploit this by changing the local clock.
Affected configurations
• arm mbed tls (< 2.7.17)
• arm mbed tls (>= 2.8.0 < 2.16.8)
• arm mbed tls (>= 2.17.0 < 2.24.0)
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- https://bugs.gentoo.org/740108 Issue Tracking, Patch, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/issues/3340 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/pull/3433 Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.8 Release Notes, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.24.0 Release Notes, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.7.17 Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html Mailing List, Third Party Advisory
- https://bugs.gentoo.org/740108 Issue Tracking, Patch, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/issues/3340 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/pull/3433 Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.8 Release Notes, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.24.0 Release Notes, Third Party Advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.7.17 Release Notes, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html Mailing List, Third Party Advisory