Auth bypass in Citrix Workspace

CVE-2020-8207

Improper access control in Citrix Workspace app for Windows 1912 CU1 and 2006.1 causes privilege escalation and code execution when the automatic updater service is running.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.021 (80.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.6% 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-2020-8207: held from 0.021 to 0.021.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

  • Citrix Workspace — versions 1912, 2002
  • Citrix Workspace App For Windows — versions 1912 CU1 and 2006.1

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-8207?
CVE-2020-8207 is a high-severity vulnerability in Citrix Workspace, classified under Improper Access Control. CVSS score: 8.8/10. Published 2020-07-24.
How severe is CVE-2020-8207?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-8207 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.