CVE-2024-6235
Published: 10 July 2024
Summary
CVE-2024-6235 is a critical-severity Improper Authentication (CWE-287) vulnerability in Citrix Netscaler Console. Its CVSS base score is 9.4 (Critical).
Operationally, ranked in the top 0.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2024-6235 is a sensitive information disclosure vulnerability affecting NetScaler Console. It stems from improper authentication (CWE-287) and carries a CVSS 4.0 score of 9.4, reflecting an adjacent-network vector with no required privileges or user interaction and high impact across confidentiality, integrity, and availability.
An unauthenticated attacker positioned on an adjacent network segment can exploit the flaw to obtain sensitive information from the console and potentially achieve broader system compromise. The attack requires no credentials and can be carried out remotely within the same network adjacency.
Citrix advisory CTX677998 addresses the issue and provides mitigation guidance, including available patches and configuration recommendations for affected NetScaler Console deployments. The associated EPSS score remains elevated, with a current value of 0.8709 and a recorded peak of 0.8993.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-47363
Vulnerability details
Sensitive information disclosure in NetScaler Console
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Detects unauthorized successful logons resulting from improper authentication implementations.
Documented procedures ensure personnel are trained on authentication mechanisms, tangibly lowering the risk of improper authentication being exploited.
Security awareness training instructs users on secure authentication practices and avoiding credential compromise.
Training on authentication mechanisms and best practices decreases the occurrence of improper authentication.
Non-repudiation requires strong authentication mechanisms to irrefutably attribute performed actions to specific individuals or processes.
Session content review can reveal authentication bypasses or failures in session establishment.
Review of authentication-related audit records can detect improper authentication mechanisms or bypasses.
Assessments check authentication mechanisms for correct implementation and effectiveness, reducing successful authentication bypass attempts.