CVE-2023-51771

Public Exploit

Description

In MicroHttpServer (aka Micro HTTP Server) through a8ab029, _ParseHeader in lib/server.c allows a one-byte recv buffer overflow via a long URI.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.11%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/starnight/MicroHttpServer/issues/8 issue tracking exploit
https://github.com/starnight/MicroHttpServer/tree/a8ab029c9a26a4c9f26b9d8a2757b8299aaff120 product

Frequently Asked Questions

What is the severity of CVE-2023-51771?
CVE-2023-51771 has been scored as a critical severity vulnerability.
How to fix CVE-2023-51771?
To fix CVE-2023-51771, 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-2023-51771 being actively exploited in the wild?
It is possible that CVE-2023-51771 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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