CVE-2020-14472
DrayTek Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1 is affected by a remote...
On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.
- Record
CVE-2020-14472- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.
- Record
CVE-2020-14472- Updated
- 2026-11-02
EUVDEUVD-2020-6609 No score
On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.
- Record
EUVD-2020-6609- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f4vq-gwc5-g45p No score
DrayTek Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1 is affected by a remote...
DrayTek Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1 is affected by a remote code injection/execution vulnerability.
- Record
GHSA-f4vq-gwc5-g45p- Weakness
- CWE-77, CWE-94
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-14472 is a critical vulnerability (CVSS 9.8) in Draytek Vigor2960 Firmware, published June 24, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.93%, the 87th percentile. No source names a fixed version.
References
gist.github.com/WinMin/46165779215f1d47ec257210428c0240
nvd.nist.gov/vuln/detail/CVE-2020-14472
github.com/Cossack9989/Vulns/blob/master/IoT/CVE-2020-14472.md
draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-remote-code-injection/execution-vulnerability-(cve-2020-14472)