Buffer Overflow Vulnerability in Micro HTTP Server by Starnight
CVE-2023-50965

9.8CRITICAL

Key Information:

Vendor

Starnight

Status
Micro Http Server
Vendor
CVE Published:
17 December 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-50965?

The Micro HTTP Server is susceptible to a buffer overflow due to improper handling of long URIs in the _ReadStaticFiles function within the lib/middleware.c file. This flaw allows attackers to send specially crafted requests that can exploit the vulnerability, potentially leading to remote code execution on the affected server. Users of this product should apply the latest security patches and review their configurations to mitigate this risk.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-50965
Created by DaviGSantana

References

https://github.com/starnight/MicroHttpServer/issues/5
https://github.com/starnight/MicroHttpServer/tree/4398570...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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