#VU89722 Buffer overflow in Ivanti Secure Access Client for Windows - CVE-2023-38042

Vulnerability identifier: #VU89722

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-2023-38042

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Ivanti Secure Access Client for Windows
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Ivanti

Description

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

The vulnerability exists due to a boundary error. A local user can trigger memory corruption and execute arbitrary code with SYSTEM privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Ivanti Secure Access Client for Windows: before 22.7R1

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External links
https://forums.ivanti.com/s/article/Security-Advisory-May-2024?language=en_US
https://forums.ivanti.com/s/article/KB-Security-Advisory-Ivanti-Secure-Access-Client-May-2024?language=en_US

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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.