CVE-2021-33254

Public Exploit

Description

An issue was discovered in src/http/httpLib.c in EmbedThis Appweb Community Edition 8.2.1, allows attackers to cause a denial of service via the stream paramter to the parseUri function.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.30%
Third-Party Advisory github.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://awxylitol.github.io/2021/05/09/embedthis-appweb-npd-bug.html exploit third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-33254?
CVE-2021-33254 has been scored as a high severity vulnerability.
How to fix CVE-2021-33254?
To fix CVE-2021-33254, 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-2021-33254 being actively exploited in the wild?
It is possible that CVE-2021-33254 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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