#VU80607 Exposed dangerous method or function in MyConnection Server - CVE-2023-42032

Vulnerability identifier: #VU80607

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-42032

CWE-ID: CWE-749

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MyConnection Server
Server applications / Other server solutions

Vendor: Visualware

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to exposed dangerous method within the doRTAAccessUPass method. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MyConnection Server: 11.3c

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External links
https://www.zerodayinitiative.com/advisories/ZDI-23-1398/
https://myconnectionserver.visualware.com/support/security-advisories

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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.