Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setDevice function. The vulnerability is caused by insufficient sanitization of the username, password, and location fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device's web management interface.
Metrics
Affected Vendors & Products
References
History
Thu, 27 Aug 2026 14:30:00 +0000
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Mon, 24 Aug 2026 17:30:00 +0000
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| Description | Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setDevice function. The vulnerability is caused by insufficient sanitization of the username, password, and location fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary commands with root privileges. Exploitation requires valid administrative credentials for the device's web management interface. | |
| Title | DrayTek VigorSwitch Multiple Models OS Command Injection via setDevice | |
| First Time appeared |
Draytek
Draytek vigorswitch Fx2120 Firmware Draytek vigorswitch G1282 Firmware Draytek vigorswitch G2100 Firmware Draytek vigorswitch G2121 Firmware Draytek vigorswitch G2280x Firmware Draytek vigorswitch G2540xs Firmware Draytek vigorswitch P1282 Firmware Draytek vigorswitch P2100 Firmware Draytek vigorswitch P2280x Firmware Draytek vigorswitch P2540xs Firmware Draytek vigorswitch Pq2121x Firmware Draytek vigorswitch Pq2200xb Firmware Draytek vigorswitch Q2121x Firmware Draytek vigorswitch Q2200x Firmware |
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| Weaknesses | CWE-78 | |
| CPEs | cpe:2.3:o:draytek:vigorswitch_fx2120_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_g1282_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_g2100_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_g2121_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_g2280x_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_g2540xs_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_p1282_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_p2100_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_p2280x_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_p2540xs_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_pq2121x_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_pq2200xb_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_q2121x_firmware:*:*:*:*:*:*:*:* cpe:2.3:o:draytek:vigorswitch_q2200x_firmware:*:*:*:*:*:*:*:* |
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| Vendors & Products |
Draytek
Draytek vigorswitch Fx2120 Firmware Draytek vigorswitch G1282 Firmware Draytek vigorswitch G2100 Firmware Draytek vigorswitch G2121 Firmware Draytek vigorswitch G2280x Firmware Draytek vigorswitch G2540xs Firmware Draytek vigorswitch P1282 Firmware Draytek vigorswitch P2100 Firmware Draytek vigorswitch P2280x Firmware Draytek vigorswitch P2540xs Firmware Draytek vigorswitch Pq2121x Firmware Draytek vigorswitch Pq2200xb Firmware Draytek vigorswitch Q2121x Firmware Draytek vigorswitch Q2200x Firmware |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-08-24T17:07:54.287Z
Updated: 2026-08-27T13:50:32.141Z
Reserved: 2026-08-08T16:37:44.518Z
Link: CVE-2026-71926
Updated: 2026-08-27T13:50:26.660Z
Status : Deferred
Published: 2026-08-24T18:17:07.977
Modified: 2026-08-27T17:19:48.190
Link: CVE-2026-71926
No data.