// For flags

CVE-2020-27844

Gentoo Linux Security Advisory 202101-29

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Se encontró un fallo en el archivo src/lib/openjp2/t2.c de openjpeg en versiones anteriores a 2.4.0. Este fallo permite a un atacante proporcionar una entrada diseñada para openjpeg durante la conversión y codificación, causando una escritura fuera de límites. La mayor amenaza de esta vulnerabilidad es la confidencialidad, la integridad así como la disponibilidad del sistema

Multiple vulnerabilities have been found in OpenJPEG, the worst of which could result in the arbitrary execution of code. Versions less than *:1 and 2.4.0:2 are affected.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-10-27 CVE Reserved
  • 2021-01-05 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-04-02 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Uclouvain
Search vendor "Uclouvain"
 Openjpeg
Search vendor "Uclouvain" for product "Openjpeg"
 < 2.4.0
Search vendor "Uclouvain" for product "Openjpeg" and version " < 2.4.0"
-
Affected
Debian
Search vendor "Debian"
 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 9.0
Search vendor "Debian" for product "Debian Linux" and version "9.0"
-
Affected
Oracle
Search vendor "Oracle"
 Outside In Technology
Search vendor "Oracle" for product "Outside In Technology"
 8.5.5
Search vendor "Oracle" for product "Outside In Technology" and version "8.5.5"
-
Affected