P4Verified

CVE-2025-66217: ais-catcher before 0.64 (exclusive); +1 more affected products

CVE-2025-66217. CVSS 3.1 base score 7.5 (HIGH, NVD). EPSS 0.00726 (percentile 0.52569), scored 2026-10-06.

Affected technology

ais-catcher · before 0.64 (exclusive)
aiscatcher

AIS-catcher · < 0.64
jvde-github

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

An attacker can trigger a massive Heap Buffer Overflow by sending a malformed MQTT packet with a manipulated Topic Length field. Vendor/CNA’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality impact as none; integrity and availability impact as high.

Published 2026-10-07 23:05:41.971191+00:00

CWE: CWE-122, CWE-191
CCR priority: 30.2 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00726 · percentile 0.52569 · 2026-10-06
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-07 23:02:50.240617+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-66217.html