CVE-2023-2758
Published: 31 May 2023
Summary
CVE-2023-2758 is a low-severity Improper Control of Interaction Frequency (CWE-799) vulnerability in Contec Conprosys Hmi System. Its CVSS base score is 3.7 (Low).
Operationally, ranked in the top 34.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-34216
Vulnerability details
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.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
The control requires defining frequency, timing, and approval for security interactions, directly addressing uncontrolled interaction rates.
Allocation policies inherently restrict interaction frequency, reducing the impact of excessive requests.
Spam protection explicitly controls interaction frequency by detecting and acting on bulk unsolicited messages from external sources.