CVE-2026-32958: SD-330AC and AMC Manager provided by silex technology, Inc

Q: How do I fix CVE-2026-32958?

sd-330ac firmware: upgrade to 1.50; amc manager: upgrade to 5.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-32958 being exploited?

CVE-2026-32958 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-32958 affect?

CVE-2026-32958 affects sd-330ac firmware, amc manager. Severity is medium (CVSS 6.5). SD-330AC and AMC Manager provided by silex technology, Inc. use a hard-coded cryptographic key. An administrative user may be directed to apply a fake firmware update.

Q: How urgent is CVE-2026-32958?

Priority 26/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADEUPGRADE

CVE-2026-32958 is a medium-severity flaw (CVSS 6.5) affecting sd-330ac firmware, amc manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SD-330AC and AMC Manager provided by silex technology, Inc. use a hard-coded cryptographic key. An administrative user may be directed to apply a fake firmware update.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-321
Published	2026-04-20
Last modified	2026-10-26

Publisher (CNA): JPCERT/CC · Vendor: silextechnology

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-20 04:16 UTCPublished CVE record published
2026-10-26 22:10 UTCUpdated Record last modified

silextechnology sd-330ac firmware UPGRADE

Affected: < 1.50

Fixed in: 1.50

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

silextechnology amc manager UPGRADE

Affected: < 5.1.0

Fixed in: 5.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy amc-manager || rpm -q amc-manager || amc-manager --version

2. UPGRADE to 5.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade amc-manager

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade amc-manager

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-32958?

sd-330ac firmware: upgrade to 1.50; amc manager: upgrade to 5.1.0. Exact commands for each OS are on this page.

Is CVE-2026-32958 being exploited?

CVE-2026-32958 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-32958 affect?

CVE-2026-32958 affects sd-330ac firmware, amc manager. Severity is medium (CVSS 6.5). SD-330AC and AMC Manager provided by silex technology, Inc. use a hard-coded cryptographic key. An administrative user may be directed to apply a fake firmware update.

How urgent is CVE-2026-32958?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2026-32961 MEDIUM 5.3 UPGRADE UPGRADE SD-330AC and AMC Manager provided by silex technology, Inc
CVE-2026-32960 MEDIUM 6.5 UPGRADE UPGRADE SD-330AC and AMC Manager provided by silex technology, Inc
CVE-2026-32955 HIGH 8.8 UPGRADE UPGRADE SD-330AC and AMC Manager provided by silex technology, Inc
CVE-2026-32965 HIGH 7.5 UPGRADE UPGRADE Initialization of a resource with an insecure default vulnerability exists in SD-330AC and AMC Manager provide
CVE-2026-32964 MEDIUM 6.5 UPGRADE UPGRADE SD-330AC and AMC Manager provided by silex technology, Inc

References

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