Description
Comfast CF-N1-S firmware 2.6.0.1 and CF-WR630AX (2024-01-30 build), the update_interface_png SET handler in /usr/bin/webmgnt fails to sanitize the display_name parameter. User-controlled input is concatenated via sprintf() into the unquoted shell command `/etc/rrd/graphinterface %s %s` and executed by system() with root privileges. A remote authenticated attacker can inject arbitrary commands
Published: 2026-08-26
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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History

Wed, 26 Aug 2026 23:00:00 +0000

Type Values Removed Values Added
Title Remote Command Injection via Untrusted Input in Comfast CF‑N1‑S Firmware
Weaknesses CWE-20
CWE-78

Wed, 26 Aug 2026 21:00:00 +0000

Type Values Removed Values Added
Description Comfast CF-N1-S firmware 2.6.0.1 and CF-WR630AX (2024-01-30 build), the update_interface_png SET handler in /usr/bin/webmgnt fails to sanitize the display_name parameter. User-controlled input is concatenated via sprintf() into the unquoted shell command `/etc/rrd/graphinterface %s %s` and executed by system() with root privileges. A remote authenticated attacker can inject arbitrary commands
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-26T20:41:18.875Z

Reserved: 2026-08-17T00:00:00.000Z

Link: CVE-2026-75364

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-26T21:16:40.970

Modified: 2026-08-26T21:16:40.970

Link: CVE-2026-75364

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-26T22:45:03Z

Weaknesses