Resource exhaustion in Lan Messenger

CVE-2024-4599

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.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-4599: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-4599?
CVE-2024-4599 is a high-severity vulnerability in Lan Messenger, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2024-05-07.
How severe is CVE-2024-4599?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-4599 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.