SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-27841

When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read.

MEDIUM 5.5EPSS 1.44%

Does this matter?

Lower severity and a low EPSS score (1.44%). Track it; it rarely justifies an emergency change on its own.

Description

There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read. The greatest impact from this flaw is to application availability.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
1.44% probability · 72th percentile
CISA KEV
Not listed
Weakness
CWE-122, CWE-787
Affected
uclouvain/openjpeg · fedoraproject/fedora · debian/debian linux · oracle/outside in technology
Source
secalert@redhat.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.