CVE-2026-3798

A vulnerability was detected in Comfast CF-AC100 2.6.0.8. This affects the function sub_44AC14 of the file /cgi-bin/mbox-config?method=SET&section=ping_config of the component Request Path Handler. The manipulation results in command injection. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 4.7 MEDIUM
CVSS v2.0 5.8 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:M/C:P/I:P/A:P

Exploitability : 6.4 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/jinhao118/cve/blob/main/ComFast%20CF-AC100-V2.6.0.8_1.md	Exploit Third Party Advisory
https://vuldb.com/?ctiid.349765	Permissions Required VDB Entry
https://vuldb.com/?id.349765	Third Party Advisory VDB Entry
https://vuldb.com/?submit.766443	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:comfast:cf-ac100_firmware:2.6.0.8:*:*:*:*:*:*:*

cpe:2.3:h:comfast:cf-ac100:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-09 04:16

Updated : 2026-03-13 20:22

NVD link : CVE-2026-3798

Mitre link : CVE-2026-3798

CVE.ORG link : CVE-2026-3798

JSON object : View

Products Affected

comfast

cf-ac100
cf-ac100_firmware

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

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El proveedor fue contactado tempranamente sobre esta divulgaci\u00f3n pero no respondi\u00f3 de ninguna manera."}], "lastModified": "2026-03-13T20:22:30.500", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:comfast:cf-ac100_firmware:2.6.0.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C7DF1DCF-90D2-449C-AA42-DD3096A4B19E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:comfast:cf-ac100:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A20F3F0A-26BE-4FFC-AF30-D1578AE2FA6F"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}