#VU84549 Permissions, Privileges, and Access Controls in Avalanche - CVE-2022-43555

Vulnerability identifier: #VU84549

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-2022-43555

CWE-ID: CWE-264

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 missing authentication within the configuration of Apache Derby, used by the Printer Device Service, which leads to security restrictions bypass and privilege escalation.

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-23-1802/

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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.