CVE-2020-15415

On DrayTek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1, cgi-bin/mainfunction.cgi/cvmcfgupload allows remote command execution via shell metacharacters in a filename when the text/x-python-script content type is used, a different issue than CVE-2020-14472.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
VendorProductVersion
draytekvigor3900_firmware
𝑥
< 1.5.1
draytekvigor2960_firmware
𝑥
< 1.5.1
draytekvigor300b_firmware
𝑥
< 1.5.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/CLP-team/Vigor-Commond-Injection
https://www.draytek.com/about/security-advisory
https://github.com/CLP-team/Vigor-Commond-Injection
https://www.draytek.com/about/security-advisory