CVE-2022-40022 — Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a com

Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.

01What is this vulnerability?

Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-02-13T00:00:00.000Z
• Last modified: 2025-03-21T18:36:12.024Z

09References

• www.microsemi.com — https://www.microsemi.com/document-portal/doc_download/135737-datasheet-syncserv…
• www.microsemi.com — https://www.microsemi.com/campaigns/network-time-servers/syncserver-s600/?url=
• www.microsemi.com — https://www.microsemi.com/campaigns/network-time-servers/S650p/%3Fgd%3D1&id=5&gc…
• www.securifera.com — https://www.securifera.com/advisories/CVE-2022-40022/
• packetstormsecurity.com — http://packetstormsecurity.com/files/172907/Symmetricom-SyncServer-Unauthenticat…