#VU84491 Incorrect default permissions in Avalanche - CVE-2023-41726

Vulnerability identifier: #VU84491

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-41726

CWE-ID: CWE-276

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Avalanche
Server applications / SCADA systems

Vendor: Ivanti

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions within the product installer. A local user can escalate privileges and execute arbitrary code in the context of SYSTEM.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Avalanche: before 6.4.1.236

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External links
https://download.wavelink.com/Files/avalanche_v6.4.1.236_release_notes.txt
https://www.zerodayinitiative.com/advisories/ZDI-23-1799/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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