CVE-2020-14993
high-risk
Published 2020-06-23
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.
Do I need to act?
!
11.6% chance of exploitation in next 30 days
EPSS score — higher than 88% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (3)
Affected Vendors
References (6)
Vendor Advisory
https://www.draytek.com/about/security-advisory
Vendor Advisory
https://www.draytek.com/about/security-advisory
52
/ 100
high-risk
Severity
32/34 · Critical
Exploitability
11/34 · Low
Exposure
9/34 · Low