#VU102831 Path traversal in Avalanche - CVE-2024-13181

Vulnerability identifier: #VU102831

Vulnerability risk: High

CVSSv4.0: 6.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-13181

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Avalanche
Server applications / SCADA systems

Vendor: Ivanti

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 within the allowPassThrough method. A remote non-authenticated attacker can send a specially crafted HTTP request and bypass authentication.

Note, the vulnerability exists due to an incomplete fix for #VU98400 (CVE-2024-47010).

Mitigation
Install update from vendor's website.

Vulnerable software versions

Avalanche: 6.0.0 - 6.4.6

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External links
https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Avalanche-6-4-7-Multiple-CVEs?language=en_US
https://www.zerodayinitiative.com/advisories/ZDI-25-042/

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.