CVE-2023-50432

MEDIUM

simple-dhcp-server through ec976d2 - Denial of Service via NULL Pointer Dereference in DHCP Packet Handling

Title source: llm

Description

simple-dhcp-server through ec976d2 allows remote attackers to cause a denial of service (daemon crash) by sending a DHCP packet without any option fields, which causes free_packet in dhcp_packet.c to dereference a NULL pointer.

References (1)

Core 1

Core References

Various Sources

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

Scores

CVSS v3 5.3

EPSS 0.0046

EPSS Percentile 36.4%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-476

Status published

Published Apr 29, 2024

Tracked Since Feb 18, 2026