CVE-2020-27845

openjpeg: heap-based buffer overflow in functions opj_pi_next_rlcp, opj_pi_next_rpcl and opj_pi_next_lrcp in openjp2/pi.c

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There's a flaw in src/lib/openjp2/pi.c of openjpeg in versions prior to 2.4.0. If an attacker is able to provide untrusted input to openjpeg's conversion/encoding functionality, they could cause an out-of-bounds read. The highest impact of this flaw is to application availability.

Se presenta un fallo en el archivo src/lib/openjp2/pi.c de openjpeg en versiones anteriores a 2.4.0. Si un atacante puede proporcionar una entrada que no sea confiable para la funcionalidad conversion/encoding de openjpeg, podría causar una lectura fuera de límites. El mayor impacto de este fallo es la disponibilidad de la aplicación

A flaw was found in the src/lib/openjp2/pi.c function of OpenJPEG. This flaw allows an attacker who can provide untrusted input to OpenJPEG’s conversion/encoding functionality to cause an out-of-bounds read. The highest impact from this vulnerability is to system availability.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* 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
2024-11-09 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (8)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html	Mailing List

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1907523	2021-11-09
https://www.debian.org/security/2021/dsa-4882	2023-11-07
https://www.oracle.com//security-alerts/cpujul2021.html	2023-11-07
https://www.oracle.com/security-alerts/cpuApr2021.html	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV	2023-11-07
https://security.gentoo.org/glsa/202101-29	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-27845	2021-11-09

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
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		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
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
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