9.8

CVE-2021-42911

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Draytek ≫ Vigor2960 Firmware Version <= 1.5.1.3
   Draytek ≫ Vigor2960 Version-
Draytek ≫ Vigor3900 Firmware Version <= 1.5.1.3
   Draytek ≫ Vigor3900 Version-
Draytek ≫ Vigor300b Firmware Version <= 1.5.1.3
   Draytek ≫ Vigor300b Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.87% 0.879
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-134 Use of Externally-Controlled Format String

The product uses a function that accepts a format string as an argument, but the format string originates from an external source.