PT-2024-28877 · Freecoap · Freecoap

Wingtecher · Published 2024-10-22 · Updated 2025-06-24 · CVE-2024-40494

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions FreeCoAP (affected versions not specified)

Description The issue allows remote attackers to execute arbitrary code or cause a denial of service due to a stack buffer overflow via a crafted packet. This is caused by a buffer overflow in the coap msg.c file in FreeCoAP.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2024-40494

Affected Products

Freecoap

References · 7

• 🔥 https://github.com/dqp10515/security/tree/main/FreeCoAP_bug · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2024-40494 · Security Note
• https://osv.dev/vulnerability/CVE-2024-40494 · Vendor Advisory
• https://gist.github.com/dqp10515/e9d7d663cb89187bfe7b39bb3aeb0113 · Note
• https://twitter.com/CVEnew/status/1849046693901410782 · Twitter Post
• https://t.me/cvedetector/8664 · Telegram Post
• https://t.me/cvenotify/126446 · Telegram Post