CVE-2022-40022Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.
- 9.8CriticalCVSS base score
- 92.5%Exploitation in 30 daysEPSS · top 0.2% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Microchip Technology (Microsemi) SyncServer S650 was discovered to contain a command injection vulnerability.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and a Nuclei template for it.
Show the exploits2
Metasploit modules1 module
- Symmetricom SyncServer Unauthenticated Remote Command Execution (Metasploit module) (opens in a new tab)
exploit/linux/http/symmetricom_syncserver_rceRank excellentdisclosed 31 Aug 2022
Nuclei templates1 template
- Symmetricom SyncServer Unauthenticated - Remote Command Execution (Nuclei template) (opens in a new tab)
http/cves/2022/CVE-2022-40022.yamlSeverity critical
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 5 months later
· 5 months later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 92.5% · top 0.2% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
References5
- https://www.microsemi.com/document-portal/doc_download/135737-datasheet-syncserver-s650 (opens in a new tab)x_transferred
- https://www.microsemi.com/campaigns/network-time-servers/syncserver-s600/?url= (opens in a new tab)x_transferred
- https://www.microsemi.com/campaigns/network-time-servers/S650p/%3Fgd%3D1&id=5&gclid=Cj0KCQjwjbyYBhCdARIsAArC6LL-202ej5YfDB5lMIMSZ2735qjo5yaj2i-PrvLv2Cnh_kIJtFJ0oF8aAlMpEALw_wcB (opens in a new tab)x_transferred
- https://www.securifera.com/advisories/CVE-2022-40022/ (opens in a new tab)x_transferred
- http://packetstormsecurity.com/files/172907/Symmetricom-SyncServer-Unauthenticated-Remote-Command-Execution.html (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-43347 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-40022)Record last updated .