RCE in Citrix Virtual Apps And Desktops

CVE-2020-8270

An unprivileged Windows user on the VDA or an SMB user can perform arbitrary command execution as SYSTEM in CVAD versions before 2009, 1912 LTSR CU1 hotfixes CTX285871 and CTX285872, 7.15 LTSR CU6 hotfix CTX285341 and CTX285342

Vulnerability class: Command Injection (OS Command Injection)

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: 0.035 (88.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.7% 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-2020-8270: held from 0.035 to 0.035.

EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000

Affected products

  • Citrix Virtual Apps And Desktops
  • Citrix Virtual Apps And Desktops — versions 2009, 1912 LTSR CU1 hotfixes CTX285871 and CTX285872, 7.15 LTSR CU6 hotfix CTX285341 and CTX285342

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-8270?
CVE-2020-8270 is a high-severity vulnerability in Citrix Virtual Apps And Desktops, classified under OS Command Injection. CVSS score: 8.8/10. Published 2020-11-16.
How severe is CVE-2020-8270?
High severity. CVSS v3 base score is 8.8 out of 10.