Vulnerability Details CVE-2020-14993
A stack-based buffer overflow on DrayTek Vigor2960, Vigor3900, and Vigor300B devices before 1.5.1.1 allows remote attackers to execute arbitrary code via the formuserphonenumber parameter in an authusersms action to mainfunction.cgi.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.066
EPSS Ranking 90.7%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Products affected by CVE-2020-14993
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cpe:2.3:h:draytek:vigor2960:-
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cpe:2.3:h:draytek:vigor300b:-
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cpe:2.3:h:draytek:vigor3900:-
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cpe:2.3:o:draytek:vigor2960_firmware:-
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.6
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.6.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.6.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.7
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.7.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.8
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.8.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.8.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.9
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cpe:2.3:o:draytek:vigor2960_firmware:1.0.9.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.1.0
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cpe:2.3:o:draytek:vigor2960_firmware:1.1.0.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.1.0.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.2.0
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cpe:2.3:o:draytek:vigor2960_firmware:1.2.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.2.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.0
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.2.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.3
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.3.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.3.3.2
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cpe:2.3:o:draytek:vigor2960_firmware:1.4.0
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cpe:2.3:o:draytek:vigor2960_firmware:1.4.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.4.2.1
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cpe:2.3:o:draytek:vigor2960_firmware:1.4.3
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cpe:2.3:o:draytek:vigor2960_firmware:1.4.4
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cpe:2.3:o:draytek:vigor2960_firmware:1.5.0
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cpe:2.3:o:draytek:vigor2960_firmware:1.5.1
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cpe:2.3:o:draytek:vigor300b_firmware:-
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cpe:2.3:o:draytek:vigor300b_firmware:1.0.7
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cpe:2.3:o:draytek:vigor300b_firmware:1.0.8
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cpe:2.3:o:draytek:vigor300b_firmware:1.0.8.2
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cpe:2.3:o:draytek:vigor300b_firmware:1.0.9
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cpe:2.3:o:draytek:vigor300b_firmware:1.0.9.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.1.0
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cpe:2.3:o:draytek:vigor300b_firmware:1.1.0.2
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cpe:2.3:o:draytek:vigor300b_firmware:1.2.0
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cpe:2.3:o:draytek:vigor300b_firmware:1.2.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.2.2
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.0
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.2
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.3
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.3.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.3.3.2
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cpe:2.3:o:draytek:vigor300b_firmware:1.4.0
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cpe:2.3:o:draytek:vigor300b_firmware:1.4.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.4.2.1
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cpe:2.3:o:draytek:vigor300b_firmware:1.4.3
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cpe:2.3:o:draytek:vigor300b_firmware:1.4.4
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cpe:2.3:o:draytek:vigor300b_firmware:1.5.1
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cpe:2.3:o:draytek:vigor3900_firmware:-
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cpe:2.3:o:draytek:vigor3900_firmware:1.4.4
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cpe:2.3:o:draytek:vigor3900_firmware:1.5.1