SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-20313

A potential cipher leak when the calculate signatures in TransformSignature is possible.

HIGH 7.5EPSS 1.80%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A flaw was found in ImageMagick in versions before 7.0.11. A potential cipher leak when the calculate signatures in TransformSignature is possible. The highest threat from this vulnerability is to data confidentiality.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.80% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
imagemagick/imagemagick · debian/debian linux
Source
secalert@redhat.com

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