#VU76570 Use-after-free in Cscape and Cscape EnvisionRV - CVE-2023-28653

Vulnerability identifier: #VU76570

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-2023-28653

CWE-ID: CWE-416

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 a use-after-free error when parsing project files. A remote attacker can trick a victim to open a specially crafted file and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable 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.