CVE-2023-40296

HIGH

Eminfedar Async-sockets-cpp < 0.3.1 - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

async-sockets-cpp through 0.3.1 has a stack-based buffer overflow in ReceiveFrom and Receive in udpsocket.hpp when processing malformed UDP packets.

Exploits (1)

nomisec WRITEUP 1 stars
by Halcy0nic · poc
https://github.com/Halcy0nic/CVE-2023-40296

References (1)

Core 1
Core References
Exploit, Issue Tracking, Vendor Advisory
https://github.com/eminfedar/async-sockets-cpp/issues/32

Scores

CVSS v3 7.5
EPSS 0.0233
EPSS Percentile 84.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-787
Status published
Products (1)
eminfedar/async-sockets-cpp < 0.3.1
Published Aug 14, 2023
Tracked Since Feb 18, 2026