CVE-2024-4599

Denial of service vulnerability in LAN Messenger

HIGH

7.5

CVSS Score

Published: May 7, 2024 at 10:48 AM UTC

Updated: June 17, 2026 at 08:02 AM UTC

1 product affected across 1 vendorLAN Messenger

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Severity

HIGH7.5

Exploit prediction

EPSS 0.7%

SSVC

No known exploit

Description

Remote denial of service vulnerability in LAN Messenger affecting version 3.4.0. This vulnerability allows an attacker to crash the LAN Messenger service by sending a long string directly and continuously over the UDP protocol.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

LAN Messenger · LAN Messenger

60%

3.4.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]

https://www.incibe.es/en/incibe-cert/notices/aviso/denial-service-vulnerability-lan-messenger

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHINCIBE

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-400

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