#VU111835 Use-after-free in Mongoose - CVE-2018-20352

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Main Vulnerability Database Vulnerabilities #VU111835

#VU111835 Use-after-free in Mongoose - CVE-2018-20352

Published: November 21, 2024 / Updated: June 23, 2025


Vulnerability identifier: #VU111835
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-20352
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Mongoose
Software vendor:
Cesanta Software Ltd.

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Use-after-free vulnerability in the mg_cgi_ev_handler function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.


Remediation

Install update from vendor's website.

External links