CVE-2022-44318

MEDIUM

picoc 3.2.2 - Heap Buffer Overflow in StringStrcat Function

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-44318. PoCs published by Halcy0nic.

AI-analyzed exploit summary This repository contains a working PoC for CVE-2022-44318, a heap buffer overflow in PicoC v3.2.2's StringStrcat function. The exploit demonstrates the vulnerability by triggering a segfault due to improper bounds checking in string concatenation.

Description

PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the StringStrcat function in cstdlib/string.c when called from ExpressionParseFunctionCall.

Exploits (1)

nomisec WORKING POC 1 stars
by Halcy0nic · poc
https://github.com/Halcy0nic/CVE-2022-44318

This repository contains a working PoC for CVE-2022-44318, a heap buffer overflow in PicoC v3.2.2's StringStrcat function. The exploit demonstrates the vulnerability by triggering a segfault due to improper bounds checking in string concatenation.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: PicoC v3.2.2
No auth needed
Prerequisites: Vulnerable version of PicoC (v3.2.2) compiled and installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/jpoirier/picoc/issues/37
Exploit, Issue Tracking, Third Party Advisory
https://gitlab.com/zsaleeba/picoc/-/issues/48

Scores

CVSS v3 5.5
EPSS 0.0033
EPSS Percentile 24.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-787
Status published
Products (1)
picoc_project/picoc 3.2.2
Published Nov 08, 2022
Tracked Since Feb 18, 2026