CVE-2020-36426
Gentoo Linux Security Advisory 202301-08
Severity Score
7.5
*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 2.24.0. mbedtls_x509_crl_parse_der has a buffer over-read (of one byte).
Se ha detectado un problema en Arm Mbed TLS versiones anteriores a 2.24.0. la función mbedtls_x509_crl_parse_der presenta lectura excesiva del búfer (de un byte)
Multiple vulnerabilities have been discovered in Mbed TLS, the worst of which could result in arbitrary code execution. Versions less than 2.28.1 are affected.
*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
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-125: Out-of-bounds Read
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| https://bugs.gentoo.org/740108 | Issue Tracking | |
| https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.8 | Release Notes | |
| https://github.com/ARMmbed/mbedtls/releases/tag/v2.24.0 | Release Notes | |
| https://github.com/ARMmbed/mbedtls/releases/tag/v2.7.17 | Release Notes | |
| https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html | Mailing List |
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| URL | Date | SRC |
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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" | < 2.7.17 Search vendor "Arm" for product "Mbed Tls" and version " < 2.7.17" | - |
Affected
| ||||||
| Arm Search vendor "Arm" | Mbed Tls Search vendor "Arm" for product "Mbed Tls" | >= 2.8.0 < 2.16.8 Search vendor "Arm" for product "Mbed Tls" and version " >= 2.8.0 < 2.16.8" | - |
Affected
| ||||||
| Arm Search vendor "Arm" | Mbed Tls Search vendor "Arm" for product "Mbed Tls" | >= 2.17.0 < 2.24.0 Search vendor "Arm" for product "Mbed Tls" and version " >= 2.17.0 < 2.24.0" | - |
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
| ||||||