ClosedPatched

DrayTek Multiple Vigor Routers OS Command Injection

DrayTek Multiple Vigor Routers

DrayTek Vigor3900, Vigor2960, and Vigor300B devices contain an OS command injection vulnerability in cgi-bin/mainfunction.cgi/cvmcfgupload that allows for remote code execution via shell metacharacters in a filename when the text/x-python-script content type is used. Added to the CISA KEV catalog on 2024-09-30. CVE-2020-15415 was assigned before 2024; the KEV listing came in 2024.

Why this severity: CVSS 9.8 (v3.1, CISA-ADP), actively exploited (CISA KEV)

Started: Sep 30, 2024
Closed: Sep 30, 2024
CVE: CVE-2020-15415

Follow this incident

Updated Sep 30, 2024

Affected

See vendor advisory (versions are not listed in the KEV record)

Fixed in

See vendor advisory linked in sources

Timeline1

Sep 30, 2024
CISA added CVE-2020-15415 to the KEV catalog (federal deadline 2024-10-21)
Source

Advisories3

Notes & caveats

Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).

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