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No exploitation reported

CVE-2023-42034

No exploitation reported by the sources we read.

  • Published2024-05-03
  • WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2024-05-0303:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-42034?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-42034?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP
Visualware myconnection server
BranchAffectedFixed in
11.3= 11.3cno fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionnone2024-05-29
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.08.8read 2026-10-23
  • CNAweakness (CWE)CWE-79read 2026-10-23
  • FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2024-05-03
Last Modified
2026-06-17
NVD status
Analyzed

Frequently asked questions

What is CVE-2023-42034?

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.

Is CVE-2023-42034 actively exploited?

Active exploitation of CVE-2023-42034 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-42034?

CVE-2023-42034 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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