Privilege escalation in Citrix Gateway Plug-In

CVE-2022-21827

An improper privilege vulnerability has been discovered in Citrix Gateway Plug-in for Windows (Citrix Secure Access for Windows) <21.9.1.2 what could allow an attacker who has gained local access to a computer with Citrix Gateway Plug-in installed, to corrupt or delete files as SYSTEM.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-21827: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

  • Citrix Gateway Plug-In
  • Citrix Gateway Windows Plugin — versions Citrix Gateway Plug-in for Windows versions before 21.9.1.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-21827?
CVE-2022-21827 is a high-severity vulnerability in Citrix Gateway Plug-In, classified under Improper Privilege Management. CVSS score: 7.1/10. Published 2022-05-26.
How severe is CVE-2022-21827?
High severity. CVSS v3 base score is 7.1 out of 10.