CVE-2020-36422
Severity Score
5.3
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in Arm Mbed TLS before 2.23.0. A side channel allows recovery of an ECC private key, related to mbedtls_ecp_check_pub_priv, mbedtls_pk_parse_key, mbedtls_pk_parse_keyfile, mbedtls_ecp_mul, and mbedtls_ecp_mul_restartable.
Se ha detectado un problema en Arm Mbed TLS versiones anteriores a 2.23.0. Un canal lateral permite la recuperación de una clave privada ECC, en relación con las funciones mbedtls_ecp_check_pub_priv, mbedtls_pk_parse_key, mbedtls_pk_parse_keyfile, mbedtls_ecp_mul y mbedtls_ecp_mul_restartable
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-07-19 CVE Reserved
- 2021-07-19 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-05 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-203: Observable Discrepancy
CAPEC
References (4)
| URL | Tag | Source |
|---|---|---|
| https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7 | Release Notes | |
| https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0 | Release Notes | |
| https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugs.gentoo.org/730752 | 2023-01-11 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Arm Search vendor "Arm" | Mbed Tls Search vendor "Arm" for product "Mbed Tls" | < 2.16.7 Search vendor "Arm" for product "Mbed Tls" and version " < 2.16.7" | - |
Affected
| ||||||
| Arm Search vendor "Arm" | Mbed Tls Search vendor "Arm" for product "Mbed Tls" | >= 2.17.0 < 2.23.0 Search vendor "Arm" for product "Mbed Tls" and version " >= 2.17.0 < 2.23.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||