CVE-2026-75123
PLANET GS-4210-16P2S V3 Command Injection via dispatcher.cgi web_smtp_test_post
- State
- Published
- Severity
- 8.6 High
- Published
- Aug 28, 2026
- Updated
- Sep 1, 2026
- Reserved
- Aug 17, 2026
Description
PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated OS command injection vulnerability in /cgi-bin/dispatcher.cgi. The web_smtp_test_post handler incorporates a caller-supplied SMTP server value directly into a shell command without sanitization. A remote attacker with administrator web credentials can send a crafted SMTP server value to execute arbitrary operating-system commands on the device.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.2 High | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Products
| Product | Versions |
|---|---|
PLANET GS-4210-16P2S V3PLANET Technology Corp. |
|
References
- Vendor Advisoryvendor-advisorypatch
- https://www.vulncheck.com/advisories/planet-gs-4210-16p2s-command-injection-via-dispatcher-cgi-web-smtp-test-postthird-party-advisory
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