Description
NanoMQ 0.17.5 has a one-byte heap-based buffer over-read in the conn_handler function of mqtt_parser.c when it processes malformed messages.
References (1)
Core 1
Core References
Exploit, Issue Tracking, Patch, Vendor Advisory
https://github.com/emqx/nanomq/issues/1181
Scores
CVSS v3
7.8
EPSS
0.0012
EPSS Percentile
30.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-122
CWE-787
Status
published
Products (1)
emqx/nanomq
0.17.5
Published
Jun 12, 2023
Tracked Since
Feb 18, 2026