DrayTek VigorSwitch Multiple Models Buffer Overflow via webBackupAction
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
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| DrayTek Corporation | VigorSwitch G2540xs | unaffected |
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| DrayTek Corporation | VigorSwitch P2540xs | unaffected |
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| DrayTek Corporation | VigorSwitch FX2120 | unaffected |
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| DrayTek Corporation | VigorSwitch G2282x | unaffected |
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| DrayTek Corporation | VigorSwitch P2282x | unaffected |
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| DrayTek Corporation | VigorSwitch Q2300x | unaffected |
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| DrayTek Corporation | VigorSwitch PQ2300xb | unaffected |
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| DrayTek Corporation | VigorSwitch G2542x | unaffected |
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| DrayTek Corporation | VigorSwitch P2542x | unaffected |
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| DrayTek Corporation | VigorSwitch P2542xh | unaffected |
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| DrayTek Corporation | VigorSwitch PX2060 | unaffected |
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| DrayTek Corporation | VigorSwitch G1280 | unaffected |
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| DrayTek Corporation | VigorSwitch P1280 | unaffected |
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| DrayTek Corporation | VigorSwitch P1281x | unaffected |
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| DrayTek Corporation | VigorSwitch G1282 | unaffected |
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| DrayTek Corporation | VigorSwitch P1282 | unaffected |
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| DrayTek Corporation | VigorSwitch G2121 | unaffected |
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| DrayTek Corporation | VigorSwitch P2121 | unaffected |
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| DrayTek Corporation | VigorSwitch PQ2121x | unaffected |
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| DrayTek Corporation | VigorSwitch Q2121x | unaffected |
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| DrayTek Corporation | VigorSwitch G2280x | unaffected |
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| DrayTek Corporation | VigorSwitch P2280x | unaffected |
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| DrayTek Corporation | VigorSwitch Q2200x | unaffected |
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| DrayTek Corporation | VigorSwitch PQ2200xb | unaffected |
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| DrayTek Corporation | VigorSwitch G2100 | unaffected |
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| DrayTek Corporation | VigorSwitch P2100 | unaffected |
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| DrayTek Corporation | VigorSwitch G2540x | unaffected |
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| DrayTek Corporation | VigorSwitch P2540x | unaffected |
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No data.
No data.
No data available yet.
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.683% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
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| Description | Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the webBackupAction function. The vulnerability is caused by repeated string concatenation of the pathN, valueN, key, and option fields into fixed-size stack buffers without total length checks. A remote attacker can trigger this vulnerability via crafted input, causing a denial of service or potentially executing arbitrary commands. Exploitation requires valid administrative credentials for the device's web management interface. | |
| Title | DrayTek VigorSwitch Multiple Models Buffer Overflow via webBackupAction | |
| 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-120 | |
| 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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