CVE-2023-2758: Contec CONPROSYS HMI System (CHS) v3.5.2 Denial of Service
First published: Wed May 31 2023(Updated: )
A denial of service vulnerability exists in Contec CONPROSYS HMI System versions 3.5.2 and prior. When there is a time-zone mismatch in certain configuration files, a remote, unauthenticated attacker may deny logins for an extended period of time.
Credit: vulnreport@tenable.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Contec CONPROSYS HMI System (CHS) | <3.5.3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-2758?
CVE-2023-2758 has been categorized as a denial of service vulnerability, allowing attackers to deny user logins.
How do I fix CVE-2023-2758?
To mitigate CVE-2023-2758, upgrade the Contec CONPROSYS HMI System to version 3.5.3 or later.
What versions of Contec CONPROSYS HMI System are affected by CVE-2023-2758?
CVE-2023-2758 affects Contec CONPROSYS HMI System versions 3.5.2 and earlier.
How does the CVE-2023-2758 vulnerability exploit work?
CVE-2023-2758 exploits time-zone mismatches in configuration files to create prolonged denial of service conditions for users.
Can CVE-2023-2758 be exploited remotely?
Yes, CVE-2023-2758 can be exploited remotely by an unauthenticated attacker.
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