SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-27828

Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write.

HIGH 7.8EPSS 1.39%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
1.39% probability · 71th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
jasper project/jasper · fedoraproject/fedora
Source
secalert@redhat.com

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