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Vulnerability record · CVE-2023-42033 · published 3 May 2024

CVE-2023-42033: Visualware myconnection server path traversal vulnerability

Visualware · Myconnection Server

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.

7.2 CVSS 3.0 High EPSS 3.3% · top 12.0% CWE-22 · Path traversal
7.2CVSS 3.0 base score
3.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-27198Visualware myconnection server unrestricted file upload vulnerabilityAn issue was discovered in Visualware MyConnection Server before v11.1a. Unauthenticated Remote Code Execution can occur via Arbitrary File Upload in…EPSS 14%8.8CVE-2023-42034Visualware myconnection server cross-site scripting vulnerabilityVisualware MyConnection Server doRTAAccessCTConfig Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attacke…EPSS 1.4%7.5CVE-2023-42032Visualware myconnection server vulnerabilityVisualware MyConnection Server doRTAAccessUPass Exposed Dangerous Method Information Disclosure Vulnerability. This vulnerability allows remote attac…EPSS 1.2%7.5CVE-2021-27509Visualware myconnection server incorrect authorization vulnerabilityIn Visualware MyConnection Server before 11.0b build 5382, each published report is not associated with its own access code.EPSS 1.0%6.5CVE-2023-42035Visualware myconnection server xml external entity (xxe) vulnerabilityVisualware MyConnection Server doIForward XML External Entity Processing Information Disclosure Vulnerability. This vulnerability allows remote attac…EPSS 1.2%4.3CVE-2015-2043Visualware myconnection server cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in Visualware MyConnection Server 8.2b allow remote attackers to inject arbitrary web script or H…EPSS 1.0%4.3CVE-2014-5113Visualware myconnection server cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in test.php in Visualware MyConnection Server 9.7i allow remote attackers to inject arbitrary web…EPSS 1.9%9.8CVE-2026-93616Checkpoint multi-domain security management path traversal vulnerabilityA directory traversal and file upload vulnerability allows an unauthenticated attacker to upload and execute arbitrary scripts on Check Point Managem…KEVEPSS 20%

Source: NIST National Vulnerability Database (record CVE-2023-42033), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.