What’s Vulnerable › Vulnerabilities

CVE-2020-25506: D-Link DNS-320 Device Command Injection Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2021-11-03
• EPSS: 100.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-02 · updated 2026-06-17
• Weakness: CWE-78

Description

D-Link DNS-320 FW v2.06B01 Revision Ax is affected by command injection in the system_mgr.cgi component, which can lead to remote arbitrary code execution.

Affected products

• D-Link DNS-320: 2.06b01

References

• https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183
• https://www.dlink.com/en/security-bulletin/
• https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183
• https://www.dlink.com/en/security-bulletin/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506

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