CVE-2020-3827
macOS ImageIO JPEG Out-Of-Bounds Write
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3. Viewing a maliciously crafted JPEG file may lead to arbitrary code execution.
Se abordó un problema de corrupción de memoria con una comprobación de entrada mejorada. Este problema es corregido en macOS Catalina versión 10.15.3. Visualizar un archivo JPEG diseñado maliciosamente puede conllevar una ejecución de código arbitrario.
macOS Catalina 10.15.3, Security Update 2020-001 Mojave, and Security Update 2020-001 High Sierra are now available and address buffer overflow, bypass, and code execution vulnerabilities.
*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
- 2019-12-18 CVE Reserved
- 2020-01-29 CVE Published
- 2020-02-07 First Exploit
- 2024-08-04 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-787: Out-of-bounds Write
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://packetstorm.news/files/id/156254 | 2020-02-07 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://support.apple.com/HT210919 | 2021-07-21 |