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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00411.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Comfast
  • Cf-n1
  • Cf-n1 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:comfast:cf-n1_firmware:2.6.0:*:*:*:*:*:*:*
cpe:2.3:h:comfast:cf-n1:-:*:*:*:*:*:*:*

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-26131 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.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/ZZ2266/.github.io/tree/main/COMFAST/N1V2/multi_pppoe cve-icon cve-icon cve-icon
https://vuldb.com/?ctiid.321694 cve-icon cve-icon
https://vuldb.com/?id.321694 cve-icon cve-icon
https://vuldb.com/?submit.636127 cve-icon cve-icon
History

Thu, 11 Sep 2025 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Comfast
Comfast cf-n1
Comfast cf-n1 Firmware
CPEs cpe:2.3:h:comfast:cf-n1:-:*:*:*:*:*:*:*
cpe:2.3:o:comfast:cf-n1_firmware:2.6.0:*:*:*:*:*:*:*
Vendors & Products Comfast
Comfast cf-n1
Comfast cf-n1 Firmware

Thu, 28 Aug 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 28 Aug 2025 19:15:00 +0000

Type Values Removed Values Added
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.
Title Comfast CF-N1 webmgnt multi_pppoe command injection
Weaknesses CWE-74
CWE-77
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2025-08-28T20:01:08.768Z

Reserved: 2025-08-28T12:20:06.466Z

Link: CVE-2025-9581

cve-icon Vulnrichment

Updated: 2025-08-28T20:01:00.687Z

cve-icon NVD

Status : Analyzed

Published: 2025-08-28T19:15:35.567

Modified: 2025-09-11T13:24:02.287

Link: CVE-2025-9581

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.