CVE-2023-42033

Visualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Visualware MyConnection Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the doPostUploadfiles method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21612.

• CWE-22

• https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-1396/Third Party Advisory
• https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-23-1396/Third Party Advisory

Published

May 3, 2024

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2023-42022 IBM InfoSphere Information Server 11.7 is vulnerable to c…5.4
• CVE-2023-42027IBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries…8.8
• CVE-2023-42029IBM CICS TX Standard 11.1, Advanced 10.1, 11.1, and TXSeries…5.4
• CVE-2023-4203Advantech EKI-1524, EKI-1522, EKI-1521 devices through 1.21 …5.4
• CVE-2023-42031IBM TXSeries for Multiplatforms, 8.1, 8.2, and 9.1, CICS TX …4.9
• CVE-2023-42032Visualware MyConnection Server doRTAAccessUPass Exposed Dang…7.5
• CVE-2023-42034Visualware MyConnection Server doRTAAccessCTConfig Cross-Sit…8.8
• CVE-2023-42035Visualware MyConnection Server doIForward XML External Entit…6.5
• CVE-2023-42036Kofax Power PDF PDF File Parsing Memory Corruption Remote Co…7.8
• CVE-2023-42037Kofax Power PDF PDF File Parsing Memory Corruption Remote Co…7.8
• CVE-2023-42038Kofax Power PDF PDF File Parsing Heap-based Buffer Overflow …7.8
• CVE-2023-42039Kofax Power PDF PDF File Parsing Heap-based Buffer Overflow …7.8