SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-22907

An improper access control vulnerability exists in Citrix Workspace App for Windows potentially allows privilege escalation in CR versions prior to 2105 and 1912 LTSR prior to CU4.

HIGH 7.8EPSS 0.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An improper access control vulnerability exists in Citrix Workspace App for Windows potentially allows privilege escalation in CR versions prior to 2105 and 1912 LTSR prior to CU4.

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
0.24% probability · 15th percentile
CISA KEV
Not listed
Weakness
CWE-284
Affected
citrix/workspace
Source
support@hackerone.com

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