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Fencer Vulns
medium 5.3

CVE-2026-32961 json

SD-330AC and AMC Manager provided by silex technology, Inc.

published 2026-04-20 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-23754

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

SD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in packet data processing of sx_smpd. Processing a crafted packet may cause a temporary denial-of-service (DoS) condition.

Patch / fix

  • silextechnology amc_manager 5.1.0
  • silextechnology sd-330ac_firmware 1.50

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-26-111-10 updated cvss 5.3

Silex Technology SD-330AC and AMC Manager

  • Silex Technology AMC Manager <=5.0.2 Silex Technology SD-330AC <=1.42
    affected: vendor fix, mitigation “For more information, see JPCERT/CC vulnerability notes in English (https://jvn.jp/en/vu/JVNVU94271449/) or in Japanese (https://jvn.jp/vu/JVNVU94271449/).” silex.jp

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
6 mo ago

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • silex technology, Inc. SD-330AC
  • silex technology, Inc. AMC Manager

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.