Cyber Resilience

CVE-2024-8535

Medium

Published: 12 November 2024

Published
12 November 2024
Modified
25 July 2025
KEV Added
Patch
CVSS Score v4 5.8 CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0092 76.4th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-8535 is a medium-severity Files or Directories Accessible to External Parties (CWE-552) vulnerability in Citrix Netscaler Application Delivery Controller. Its CVSS base score is 5.8 (Medium).

Operationally, ranked in the top 23.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Authenticated user can access unintended user capabilities in NetScaler ADC and NetScaler Gateway if the appliance must be configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) with KCDAccount configuration for Kerberos SSO to access backend resources OR…

more

the appliance must be configured as an Auth Server (AAA Vserver) with KCDAccount configuration for Kerberos SSO to access backend resources

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

citrix
netscaler application delivery controller
12.1 — 12.1-55.321 · 12.1 — 12.1-55.321 · 12.1 — 13.1-55.34
citrix
netscaler gateway
12.1 — 13.1-55.34 · 14.1 — 14.1-29.72

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-552

Controls on authorized publication limit files and directories with nonpublic data from becoming accessible to external parties.

addresses: CWE-552

Controlling and documenting P2P file sharing prevents files and directories from being made accessible to external parties for unauthorized distribution.

addresses: CWE-552

Identifying and documenting file and directory locations allows restriction of access to external parties.

addresses: CWE-552

Protecting backup files ensures they are not accessible to external parties or unauthorized spheres.

addresses: CWE-552

Sanitizing equipment before off-site maintenance reduces the risk of files or directories containing sensitive data becoming accessible to external parties.

addresses: CWE-552

Policy restricts media access to authorized parties only, preventing exposure of resources to external or unauthorized actors.

addresses: CWE-552

Media access restrictions prevent files or directories from being accessible to external parties.

addresses: CWE-552

Employing and evaluating controls at documented alternate sites makes files and directories less likely to be accessible to external parties through physical or environmental weaknesses.

References