Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2020-8983

27
FAUCET Score

CVE-2020-8983 is an arbitrary file write vulnerability in Citrix ShareFile StorageZones Controller, affecting versions 5.9.0 and earlier at the time of storage zone creation, leading to remote code execution and unauthorized file access. The vulnerability has a CVSS score of 7.5 (High), indicating a network-exploitable flaw with low attack complexity and high impact on confidentiality. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, highlighting its potential risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.5.0CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storagezones_controller:*:*:*:*:*:*:*:*
5.6.0CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storagezones_controller:5.6.0:*:*:*:*:*:*:*
5.7.0CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storagezones_controller:5.7.0:*:*:*:*:*:*:*
5.8.0CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storagezones_controller:5.8.0:*:*:*:*:*:*:*
5.9.0CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storagezones_controller:5.9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.51%
Probability of exploitation in next 30 days
EPSS Percentile
90.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0451 is in the 83rd percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

citrixvendor investigatingvia nvd_reference
View patch

References

drive.google.com / file/d/15iy6S8CN9Hku0a2zrcrXK9FAocmQvMwT/view
support.citrix.com / article/CTX269106
Vendor Advisory
linkedin.com / posts/jonas-hansen-2a2606b_citrix-sharefile-storage-zones-controller-activity-6663432907455025152-8_w6