VDB
DEBIAN-CVE-2023-28366
DEBIAN-CVE-2023-28366
PUBLISHED
CVSS 7.5 HIGH
The broker in Eclipse Mosquitto 1.3.2 through 2.x before 2.0.16 has a memory leak that can be abused remotely when a client sends many QoS 2 messages with duplicate message IDs, and fails to respond to PUBREC commands. This occurs because of mishandling of EAGAIN from the libc send function.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | mosquitto | 0, 2.0.11-1.2, 0 |
| Debian:11 | mosquitto | 2.0.11-1, 0, 2.0.11-1 |
| Debian:14 | mosquitto | 0, 0, 0 |
| Debian:13 | mosquitto | 0, 0, 0 |
Timeline
- Sep 1, 2023 CVE Published
- Apr 28, 2026 CVE Updated