CVE-2021-38408

Description

A stack-based buffer overflow vulnerability in Advantech WebAccess Versions 9.02 and prior caused by a lack of proper validation of the length of user-supplied data may allow remote code execution.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.12% Top 25%
Third-Party Advisory cisa.gov
Affected: n/a Advantech WebAccess
Published at:
Updated at:

References

Link Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-245-03 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2021-38408?
CVE-2021-38408 has been scored as a critical severity vulnerability.
How to fix CVE-2021-38408?
To fix CVE-2021-38408, 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-2021-38408 being actively exploited in the wild?
It is possible that CVE-2021-38408 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-38408?
CVE-2021-38408 affects n/a Advantech WebAccess.
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