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CVE-2023-24489

97
FAUCET Score

CVE-2023-24489 is a critical improper access control vulnerability affecting customer-managed Citrix ShareFile Storage Zones Controllers. An unauthenticated attacker can remotely compromise affected systems, leading to complete loss of confidentiality, integrity, and availability. With a CVSS score of 9.8 and a FAUCET Risk Score of 100/100, this vulnerability is highly severe and easily exploitable over the network without user interaction. CISA has confirmed active exploitation in the wild, and while no Metasploit or ExploitDB modules exist, Nuclei templates are available. The vulnerability has garnered significant community discussion and media coverage, underscoring its critical nature and the urgency for patching.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.11.24CPE matchmatch criteria
cpe:2.3:a:citrix:sharefile_storage_zones_controller:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
94.42%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Added to KEV · Aug 16, 2023
Nuclei: CVE-2023-24489 · Jul 12, 2023
This CVE's current EPSS score of 0.9442 is in the 99th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

citrixvendor investigatingvia nvd_reference
View patch

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
support.citrix.com / article/CTX559517/sharefile-storagezones-controller-security-update-for-cve202324489
Broken LinkVendor Advisory