What’s Vulnerable › Vulnerabilities

CVE-2019-10891

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 19.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-09-06 · updated 2026-06-17
• Weakness: CWE-78

Description

An issue was discovered in D-Link DIR-806 devices. There is a command injection in function hnap_main, which calls system() without checking the parameter that can be controlled by user, and finally allows remote attackers to execute arbitrary shell commands with a special HTTP header.

Affected products

• Dlink Dir-806 Firmware: all versions

References

• https://github.com/Kirin-say/Vulnerabilities/blob/master/DIR-806_Code_Injection.md
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10282
• https://github.com/Kirin-say/Vulnerabilities/blob/master/DIR-806_Code_Injection.md

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