CVE-2023-42034 — HIGH (8.8)

Vulnerability Description

Visualware MyConnection Server doRTAAccessCTConfig Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Visualware MyConnection Server. Minimal user interaction is required to exploit this vulnerability. The specific flaw exists within the doRTAAccessCTConfig method. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-21613.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Visualware	Myconnection Server	11.3c

Related Weaknesses (CWE)

CWE-79

References

https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1399/Third Party Advisory
https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1399/Third Party Advisory

FAQ

What is CVE-2023-42034?

CVE-2023-42034 is a vulnerability with a CVSS score of 8.8 (HIGH). Visualware MyConnection Server doRTAAccessCTConfig Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installatio...

How severe is CVE-2023-42034?

CVE-2023-42034 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-42034?

Check the references section above for vendor advisories and patch information. Affected products include: Visualware Myconnection Server.