CVE-2024-8963
Ivanti Cloud Services Appliance (CSA) Path Traversal Vulnerability
Ivanti Cloud Services Appliance (CSA)
Path Traversal in the Ivanti CSA before 4.6 Patch 519 allows a remote unauthenticated attacker to access restricted functionality.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 19 September 2024. US federal agencies were required to remediate it by 10 October 2024.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 98.6%, which is higher than 99.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Frequently asked questions
Is CVE-2024-8963 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2024-8963.
What does CVE-2024-8963 affect?
CVE-2024-8963 affects Ivanti Cloud Services Appliance (CSA). Path Traversal in the Ivanti CSA before 4.6 Patch 519 allows a remote unauthenticated attacker to access restricted functionality.
How severe is CVE-2024-8963?
CVE-2024-8963 is rated CRITICAL with a CVSS base score of 9.4. EPSS puts the probability of exploitation in the next 30 days at 98.6%, higher than 99.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 10 October 2024.
How should organisations respond to CVE-2024-8963?
Apply the vendor patch for Ivanti Cloud Services Appliance (CSA) as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.