Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
Sign in to view the affected projects.
No advisories yet.
Mon, 24 Aug 2026 17:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Multiple DrayTek VigorSwitch models contain a pre-authentication null pointer dereference vulnerability in the setget.cgi interface. The vulnerability is caused by missing validation when the pass field is absent. A remote attacker can trigger this vulnerability via a crafted request to crash the service and cause a denial of service. | |
| Title | DrayTek VigorSwitch Multiple Models Pre-Authentication NULL Pointer Dereference via setget.cgi | |
| 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-476 | |
| 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
|
Subscriptions
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-24T18:52:56.245Z
Reserved: 2026-08-08T16:37:44.518Z
Link: CVE-2026-71922
No data.
Status : Received
Published: 2026-08-24T18:17:07.280
Modified: 2026-08-24T19:16:54.097
Link: CVE-2026-71922
No data.
OpenCVE Enrichment
Updated: 2026-08-24T19:00:05Z
-
CWE-476
NULL Pointer Dereference