CVE-2025-9581 Details
Description
A vulnerability was detected in Comfast CF-N1 2.6.0. This impacts the function multi_pppoe of the file /usr/bin/webmgnt. Performing manipulation of the argument phy_interface results in command injection. The attack may be initiated remotely. The exploit is now public and may be used.
A command injection vulnerability has been identified in the Comfast CF-N1 V2 router, specifically in the web management interface's multi_pppoe function, within firmware version 2.6.0. This vulnerability allows remote attackers to inject arbitrary commands through the phy_interface parameter when the one_click_redial action is used. The injected commands are executed with system privileges, potentially leading to unauthorized access, execution of malicious commands, or full compromise of the device.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 28, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/ZZ2266/.github.io/tree/main/COMFAST/N1V2/multi_pppoe | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/ZZ2266/.github.io/tree/main/COMFAST/N1V2/multi_pppoe | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.321694 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.321694 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.636127 | [email protected] | Third Party AdvisoryVDB Entry |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
| CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | [email protected] |
| CWE-77 | Improper Neutralization of Special Elements used in a Command ('Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| comfast cf-n1 firmware | 2.6.0 |
CPE
Remediation
| |
| comfast cf-n1 | All versions |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 26, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Sep 11, 2025 | Initial Analysis | [email protected] |
| Aug 28, 2025 | CVE Modified | CISA-ADP |
| Aug 28, 2025 | New CVE Received | [email protected] |