#VU76572 Access of Uninitialized Pointer in Cscape and Cscape EnvisionRV - CVE-2023-31244

Vulnerability identifier: #VU76572

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-31244

CWE-ID: CWE-824

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cscape
Universal components / Libraries / Software for developers
Cscape EnvisionRV
Server applications / Remote access servers, VPN

Vendor: Horner Automation

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to uninitialized pointer access while parsing specially crafted CSP files. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cscape: 9.90 SP8

Cscape EnvisionRV: 4.70

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-23-143-04

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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.