Zero-day vulnerability in Ivanti Cloud Services Appliance (CSA)

OS Command Injection
CVE-2024-9380

Vulnerability details

Advisory: SB2024100852 - Multiple vulnerabilities in Ivanti Cloud Services Appliance (CSA)

Vulnerable component: Ivanti Cloud Services Appliance (CSA)

CVE-ID: CVE-2024-9380

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Description:

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote privileged user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Note, the vulnerability is being actively exploited in the wild against Ivanti CSA 4.6 users, according to vendor's advisory. Vulnerability exploitation was chained with previously address vulnerability #VU97617 (CVE-2024-8963).

External links:

https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-CSA-Cloud-Services-Appliance-CVE-2024-9379-CVE-2024-9380-CVE-2024-9381

About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.