#VU88772 Out-of-bounds read in Avalanche - CVE-2024-23532

Vulnerability identifier: #VU88772

Vulnerability risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-23532

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Avalanche
Server applications / SCADA systems

Vendor: Ivanti

Description

The vulnerability allows a remote attacker to gain user to execute arbitrary code on the system.

The vulnerability exists due to a boundary condition within the WLAvalancheService component. A remote authenticated user can send specially crafted data to the system, trigger an out-of-bounds read error and execute arbitrary code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Avalanche: 6.0.0 - 6.4.2.313

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External links
https://forums.ivanti.com/s/article/Avalanche-6-4-3-Security-Hardening-and-CVEs-addressed?language=en_US
https://www.zerodayinitiative.com/advisories/ZDI-24-378/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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