Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the pingtrace function. The vulnerability is caused by insufficient validation of the host field 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.

Project Subscriptions

Vendors Products
Draytek Subscribe
Vigorswitch Fx2120 Firmware Subscribe
Vigorswitch G1282 Firmware Subscribe
Vigorswitch G2100 Firmware Subscribe
Vigorswitch G2121 Firmware Subscribe
Vigorswitch G2280x Firmware Subscribe
Vigorswitch G2540xs Firmware Subscribe
Vigorswitch P1282 Firmware Subscribe
Vigorswitch P2100 Firmware Subscribe
Vigorswitch P2280x Firmware Subscribe
Vigorswitch P2540xs Firmware Subscribe
Vigorswitch Pq2121x Firmware Subscribe
Vigorswitch Pq2200xb Firmware Subscribe
Vigorswitch Q2121x Firmware Subscribe
Vigorswitch Q2200x Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 24 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 24 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Description Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the pingtrace function. The vulnerability is caused by insufficient validation of the host field 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 pingtrace
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
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:*:*:*:*:*:*:*:*
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
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-24T18:57:54.691Z

Reserved: 2026-08-08T16:37:44.517Z

Link: CVE-2026-71917

cve-icon Vulnrichment

Updated: 2026-08-24T18:57:41.833Z

cve-icon NVD

Status : Received

Published: 2026-08-24T18:17:06.153

Modified: 2026-08-24T19:16:53.067

Link: CVE-2026-71917

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-24T19:00:05Z

Weaknesses