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Vulnerability record · CVE-2026-32959 · published 20 April 2026

CVE-2026-32959: Silextechnology sd-330ac firmware broken cryptographic algorithm vulnerability

SSilextechnology · Sd 330ac Firmware

SD-330AC and AMC Manager provided by silex technology, Inc. contain an issue with a use of a broken or risky cryptographic algorithm. Information in the traffic may be retrieved via man-in-the-middle attack.

8.2 CVSS 4.0 High EPSS 0.27% · top 82.7% CWE-327 · Broken cryptographic algorithm
8.2CVSS 4.0 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

SD-330AC and AMC Manager provided by silex technology, Inc. contain an issue with a use of a broken or risky cryptographic algorithm. Information in the traffic may be retrieved via man-in-the-middle attack.

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://jvn.jp/en/vu/JVNVU94271449/ Third Party Advisory
https://www.silex.jp/support/security-advisories/2026-001 Vendor Advisory
https://www.silex.jp/support/security-advisories/en/2026-001 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2026-32956Silextechnology sd-330ac firmware heap-based buffer overflow vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in processing the redirect URLs. Arbit…EPSS 0.71%8.7CVE-2026-32965Silextechnology sd-330ac firmware insecure default initialization vulnerabilityInitialization of a resource with an insecure default vulnerability exists in SD-330AC and AMC Manager provided by silex technology, Inc. When the af…EPSS 0.47%8.7CVE-2026-32955Silextechnology sd-330ac firmware stack-based buffer overflow vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain a stack-based buffer overflow vulnerability in processing the redirect URLs. Arbi…EPSS 0.65%7.1CVE-2026-32960Silextechnology sd-330ac firmware vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain an issue with a sensitive information in resource not removed before reuse. An at…EPSS 0.46%6.9CVE-2026-32964Silextechnology sd-330ac firmware vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain an improper neutralization of CRLF sequences ('CRLF Injection') vulnerability. Pr…EPSS 0.47%6.9CVE-2026-32961Silextechnology sd-330ac firmware heap-based buffer overflow vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain a heap-based buffer overflow vulnerability in packet data processing of sx_smpd. …EPSS 0.60%6.9CVE-2026-32962Silextechnology sd-330ac firmware missing authentication for critical function vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. contain a missing authentication for critical function issue. The device configuration ma…EPSS 0.47%6.9CVE-2026-32958Silextechnology sd-330ac firmware vulnerabilitySD-330AC and AMC Manager provided by silex technology, Inc. use a hard-coded cryptographic key. An administrative user may be directed to apply a fak…EPSS 0.40%

Source: NIST National Vulnerability Database (record CVE-2026-32959), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.