CVE-2023-41910

CRITICAL

lldpd < 1.0.17 - Out-of-bounds Read in CDP PDU Packet Handling

Title source: llm
STIX 2.1

Description

An issue was discovered in lldpd before 1.0.17. By crafting a CDP PDU packet with specific CDP_TLV_ADDRESSES TLVs, a malicious actor can remotely force the lldpd daemon to perform an out-of-bounds read on heap memory. This occurs in cdp_decode in daemon/protocols/cdp.c.

References (4)

Core 4

Scores

CVSS v3 9.8
EPSS 0.0095
EPSS Percentile 56.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-125
Status published
Products (1)
lldpd_project/lldpd < 1.0.17
Published Sep 05, 2023
Tracked Since Feb 18, 2026