CVE-2021-42784: OS Command Injection in debug_fcgi in D-Link DWR-932C E1 Firmware 1.0.0.4

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-11-23 · updated 2026-06-17
Weakness: CWE-78

Description

OS Command Injection vulnerability in debug_fcgi of D-Link DWR-932C E1 firmware allows a remote attacker to perform command injection via a crafted HTTP request.

Affected products

D-Link DWR-932C E1: through 1.0.0.4

References

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246

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