SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-32021

A denial of service vulnerability in the message broker of BlackBerry Protect for Windows version(s) versions 1574 and earlier could allow an attacker to potentially execute code in the context of a BlackBerry Cylance service that has admin rights on…

HIGH 7.8EPSS 0.30%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A denial of service vulnerability in the message broker of BlackBerry Protect for Windows version(s) versions 1574 and earlier could allow an attacker to potentially execute code in the context of a BlackBerry Cylance service that has admin rights on the system.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.30% probability · 23th percentile
CISA KEV
Not listed
Affected
blackberry/protect
Source
secure@blackberry.com

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