PT-2026-33694 · Unknown+1 · Amc Manager+1

Published 2026-04-20 · Updated 2026-04-21 · CVE-2026-32956

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions SD-330AC (affected versions not specified) AMC Manager (affected versions not specified)

Description A heap-based buffer overflow exists in the processing of redirect URLs. This flaw allows for arbitrary code execution on network-accessible industrial WiFi devices, which can be used as a pivot point for lateral network movement. Attackers have exploited this issue to gain device access and subsequently used hard-coded keys for firmware updates.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

CVE-2026-32956

Affected Products

Amc Manager

Sd-330Ac

References · 7

• https://silex.jp/support/security-advisories/en/2026-001 · Vendor Advisory
• https://silex.jp/support/security-advisories/2026-001 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-32956 · Security Note
• https://jvn.jp/en/vu/JVNVU94271449 · Note
• https://twitter.com/VulmonFeeds/status/2046121248833282219 · Twitter Post
• https://twitter.com/aviatrixtrc/status/2046638057764348113 · Twitter Post
• https://twitter.com/0dayPublishing/status/2046078865123017142 · Twitter Post