CVE-2023-50433

Published: Apr 29, 2024Modified: Jun 17, 2026Deferred

6.5

Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

marshall in dhcp_packet.c in simple-dhcp-server through ec976d2 allows remote attackers to cause a denial of service by sending a malicious DHCP packet. The crash is caused by a type confusion bug that results in a large memory allocation; when this memory allocation fails the DHCP server will crash.

Related CWEs

CWE-843

Access of Resource Using Incompatible Type ('Type Confusion')

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

References (2)

https://papers.mathyvanhoef.com/esorics2024.pdf

Source: cve@mitre.org

https://papers.mathyvanhoef.com/esorics2024.pdf

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.