CVE-2023-2758: Contec CONPROSYS HMI System (CHS) v3.5.2 Denial of Service
Published 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.
Affected Software
1 affected component
Contec CONPROSYS HMI System<3.5.3
Event History
May 31, 2023
CVE Published
via MITRE·02:09 PM
Data Sourced
via MITRE·02:09 PM
DescriptionSeverityWeakness
Data Sourced
03:15 PM
Description
Frequently Asked Questions
1
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.
2
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.
3
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.
4
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.
5
Can CVE-2023-2758 be exploited remotely?
Yes, CVE-2023-2758 can be exploited remotely by an unauthenticated attacker.