CVE-2023-38632

CRITICAL

async-sockets-cpp <0.3.1 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-38632. PoCs published by Halcy0nic.

AI-analyzed exploit summary This repository provides a detailed technical analysis of CVE-2023-38632, a remote buffer overflow vulnerability in async-sockets-cpp through 0.3.1. It includes a Python script to trigger the overflow and demonstrates the issue using AddressSanitizer output.

Description

async-sockets-cpp through 0.3.1 has a stack-based buffer overflow in tcpsocket.hpp when processing malformed TCP packets.

Exploits (1)

nomisec WRITEUP 1 stars
by Halcy0nic · poc
https://github.com/Halcy0nic/CVE-2023-38632

This repository provides a detailed technical analysis of CVE-2023-38632, a remote buffer overflow vulnerability in async-sockets-cpp through 0.3.1. It includes a Python script to trigger the overflow and demonstrates the issue using AddressSanitizer output.

Classification
Writeup 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: async-sockets-cpp <= 0.3.1
No auth needed
Prerequisites: Network access to the vulnerable TCP server
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/eminfedar/async-sockets-cpp/issues/31

Scores

CVSS v3 9.8
EPSS 0.0158
EPSS Percentile 72.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
asynchronous_sockets_for_c\+\+_project/asynchronous_sockets_for_c\+\+ < 0.3.1
Published Jul 21, 2023
Tracked Since Feb 18, 2026