Actively exploited · Published Jun 30, 2020 · Assigned by mitre
CVE-2020-15415
Critical 9.8 Exploited
In plain English
A critical-severity OS command injection in Multiple Vigor Routers from DrayTek. Attackers are actively exploiting it in the wild (listed by CISA on September 30, 2024). The chance it is exploited in the next 30 days is estimated at 84.5% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by Oct 21, 2024.
Official description
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.
Affected products (as reported)
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.draytek.com/about/security-advisory x_refsource_MISC
- https://github.com/CLP-team/Vigor-Commond-Injection x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-15415 government-resource