CVE-2020-27844

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1907521

https://security.gentoo.org/glsa/202101-29

https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html

https://www.oracle.com/security-alerts/cpuApr2021.html

Details

Source: MITRE

Published: 2021-01-05

Updated: 2021-07-20

Type: CWE-20

Risk Information

CVSS v2

Base Score: 8.3

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:C

Impact Score: 8.5

Exploitability Score: 8.6

Severity: HIGH

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (9 total)

IDNameProductFamilySeverity
152026Oracle Database Server Multiple Vulnerabilities (Jul 2021 CPU)NessusDatabases
high
701324Google Chrome < 89.0.4389.72 Multiple VulnerabilitiesNessus Network MonitorWeb Clients
high
147606openSUSE Security Update : chromium (openSUSE-2021-392)NessusSuSE Local Security Checks
high
147192Microsoft Edge (Chromium) < 89.0.774.45 Multiple VulnerabilitiesNessusWindows
high
147152FreeBSD : chromium -- multiple vulnerabilities (f00b65d8-7ccb-11eb-b3be-e09467587c17)NessusFreeBSD Local Security Checks
high
146949Google Chrome < 89.0.4389.72 Multiple VulnerabilitiesNessusMacOS X Local Security Checks
high
146948Google Chrome < 89.0.4389.72 Multiple VulnerabilitiesNessusWindows
high
146321Debian DLA-2550-1 : openjpeg2 security updateNessusDebian Local Security Checks
high
145436GLSA-202101-29 : OpenJPEG: Multiple vulnerabilitiesNessusGentoo Local Security Checks
high