CVE-2021-42911
PoC —CVSS 3.1
9.8 critical
EPSS
4%p89
Published
()
Modified
Description
A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code.
- Vendors
- draytek
- Products
- vigor2960 firmware, vigor3900 firmware, vigor300b firmware
- Weakness
- CWE-134
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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