CVE-2020-8432
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.
En Das U-Boot hasta versión 2020.01, se ha encontrado una doble liberación en la función do_rename_gpt_parts() del archivo cmd/gpt.c. Una doble liberación puede resultar en una condición write-what-where, permitiendo a un atacante ejecutar código arbitrario. NOTA: esta vulnerabilidad fue introducida cuando se intenta corregir una pérdida de memoria identificada mediante análisis estático.
*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
- 2020-01-29 CVE Reserved
- 2020-01-29 CVE Published
- 2024-04-25 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-415: Double Free
- CWE-787: Out-of-bounds Write
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html | X_refsource_misc | |
| https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html | X_refsource_misc |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html | 2023-11-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Denx Search vendor "Denx" | U-boot Search vendor "Denx" for product "U-boot" | <= 2020.01 Search vendor "Denx" for product "U-boot" and version " <= 2020.01" | - |
Affected
| ||||||
| Opensuse Search vendor "Opensuse" | Leap Search vendor "Opensuse" for product "Leap" | 15.2 Search vendor "Opensuse" for product "Leap" and version "15.2" | - |
Affected
| ||||||