CVE-2023-1256

Description

The listed versions of AVEVA Plant SCADA and AVEVA Telemetry Server are vulnerable to an improper authorization exploit which could allow an unauthenticated user to remotely read data, cause denial of service, and tamper with alarm states.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

EPSS 0.13%

Third-Party Advisory cisa.gov

Affected: AVEVA AVEVA Plant SCADA

Affected: AVEVA AVEVA Telemetry Server

References

Link	Tags
https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-04	third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2023-1256?: CVE-2023-1256 has been scored as a critical severity vulnerability.
How to fix CVE-2023-1256?: To fix CVE-2023-1256, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-1256 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-1256 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-1256?: CVE-2023-1256 affects AVEVA AVEVA Plant SCADA, AVEVA AVEVA Plant SCADA, AVEVA AVEVA Telemetry Server.

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