Skip to content
THREATWIRE

CVE Tracker

CVE-2020-15415

DrayTek Multiple Vigor Routers OS Command Injection Vulnerability

IN CISA KEV

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.

Vendor
DrayTek
Product
Multiple Vigor Routers
CVSS
No score recorded (no NVD record loaded for this entry)
Published
Not recorded
NVD modified
Not recorded

CISA KEV

Date added
2024-09-30
Due date
2024-10-21
Ransomware use
Unknown
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

EPSS

84.5% chance of exploitation in the next 30 days (percentile 99th)

FIRST EPSS, updated 17 Oct 2026. About EPSS

CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.

Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.