Path traversal in Ivanti Cloud Service Appliance

1) Path traversal

EUVDB-ID: #VU97617

Risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2024-8963

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote non-authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.

The vulnerability can be exploited along with #VU97119 (CVE-2024-8190) to achieve remote code execution and is being exploited in the wild.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Ivanti Cloud Services Appliance (CSA): before 4.6 Patch 519

CPE2.3

• cpe:2.3:a:ivanti:ivanti_cloud_services_appliance:*:*:*:*:*:*:*:

External links

http://www.ivanti.com/blog/cloud-service-appliance-4-6-security-update
http://forums.ivanti.com/s/article/Security-Advisory-Ivanti-CSA-4-6-Cloud-Services-Appliance-CVE-2024-8963

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.