How severe is CVE-2023-42034?

CVE-2023-42034 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-42034 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42034?

CVE-2023-42034 affects Visualware Myconnection Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-42034?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-42034 have an EU (EUVD) identifier?

Yes. CVE-2023-42034 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46493.

When was CVE-2023-42034 published?

CVE-2023-42034 was published on 2024-05-03 and last updated on 2026-06-17.

CVE-2023-42034

CVE-2023-42034 is a high-severity vulnerability in Visualware Myconnection Server with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-46493
Weakness: CWE-79
Affected product: Visualware Myconnection Server
Published: 2024-05-03
Last modified: 2026-06-17

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.

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.
How severe is CVE-2023-42034?: CVE-2023-42034 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-42034 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42034?: CVE-2023-42034 affects Visualware Myconnection Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-42034?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-42034 have an EU (EUVD) identifier?: Yes. CVE-2023-42034 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46493.
When was CVE-2023-42034 published?: CVE-2023-42034 was published on 2024-05-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:visualware:myconnection_server:11.3c:*:*:*:*:*:*:*

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