VDB
CVE-2020-36424
CVE-2020-36424
PUBLISHED
CVSS 4.699999809265137 MEDIUM
An issue was discovered in Arm Mbed TLS before 2.24.0. An attacker can recover a private key (for RSA or static Diffie-Hellman) via a side-channel attack against generation of base blinding/unblinding values.
EPSS 0.35% · 27.4th percentile
Risk Scores
CVSS 3.1
4.699999809265137
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
0.35%
27.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | mbedtls | 2.2.1-2, 2.2.1-2ubuntu0.3, 2.2.1-2ubuntu0.2 |
| Ubuntu:18.04:LTS | mbedtls | 2.8.0-1, 0, 2.5.1-1ubuntu1 |
| Ubuntu:20.04:LTS | mbedtls | 2.16.4-1ubuntu2, 2.16.3-1, 2.16.2-1 |
Timeline
- Jul 19, 2021 CVE Published
- Jul 20, 2021 EPSS Score
- Sep 18, 2021 EPSS Score
- Nov 17, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 18, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 17, 2022 EPSS Score
- Jul 17, 2022 EPSS Score
- Sep 15, 2022 EPSS Score
- Nov 15, 2022 EPSS Score
References
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-09-2 third-party-advisory
- https://bugs.gentoo.org/740108 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-36424 third-party-advisory
- https://ubuntu.com/security/CVE-2020-36424 advisory
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.8 fix
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.24.0 fix
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.7.17 fix