Auth bypass in Citrix Storefront Server

CVE-2020-8200

Improper authentication in Citrix StoreFront Server < 1912.0.1000 allows an attacker who is authenticated on the same Microsoft Active Directory domain as a Citrix StoreFront server to read arbitrary files from that server.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.013 (70.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.1% 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-2020-8200: held from 0.013 to 0.013.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

  • Citrix Storefront Server
  • Citrix Storefront — versions Citrix StoreFront 1912 CU1 (1912.0.1000), Citrix StoreFront 3.12 for 7.15 LTSR CU5 Hotfix (3.12.5001) and Citrix StoreFront 3.0 for 7.6 LTSR CU8 Hotfix (3.0.8001)

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-8200?
CVE-2020-8200 is a medium-severity vulnerability in Citrix Storefront Server, classified under Improper Authentication. CVSS score: 6.5/10. Published 2020-09-18.
How severe is CVE-2020-8200?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-8200 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.