CVE-2021-20123

high-risk
Published 2021-10-13

A local file inclusion vulnerability exists in Draytek VigorConnect 1.6.0-B3 in the file download functionality of the DownloadFileServlet endpoint. An unauthenticated attacker could leverage this vulnerability to download arbitrary files from the underlying operating system with root privileges.

Do I need to act?

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94.0% chance of exploitation in next 30 days
EPSS score — higher than 6% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Draytek

References (3)

Exploit https://www.tenable.com/security/research/tra-2021-42
Exploit https://www.tenable.com/security/research/tra-2021-42
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-...
58
/ 100
high-risk
Severity 26/34 · High
Exploitability 27/34 · High
Exposure 5/34 · Minimal