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CVE DATABASE  /  CVE-2016-6277

CVE-2016-6277

NETGEAR Multiple Routers Remote Code Execution Vulnerability

CVSS 8.8 · HIGH ⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog

Confirmed exploited in the wild. Added 2022-03-07. Federal remediation due 2022-09-07.
Required action: Apply updates per vendor instructions.

Summary

NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before 1.0.1.14.Beta, R6900, R7000 before 1.0.7.6.Beta, R7100LG before 1.0.0.28.Beta, R7300DST before 1.0.0.46.Beta, R7900 before 1.0.1.8.Beta, R8000 before 1.0.3.26.Beta, D6220, D6400, D7000, and possibly other routers allow remote attackers to execute arbitrary commands via shell metacharacters in the path info to cgi-bin/.

CVSS 3.1 breakdown

Base score8.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vectorNETWORK
Attack complexityLOW
Privileges requiredNONE
User interactionREQUIRED
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH

Weakness type (CWE)

Affected products

Netgear d6220 firmwareNetgear d6220Netgear d6400 firmwareNetgear d6400Netgear r6250 firmwareNetgear r6250Netgear r6400 firmwareNetgear r6400Netgear r6700 firmwareNetgear r6700Netgear r6900 firmwareNetgear r6900Netgear r7000 firmwareNetgear r7000Netgear r7100lg firmwareNetgear r7100lgNetgear r7300dst firmwareNetgear r7300dstNetgear r7900 firmwareNetgear r7900
Check this CVE live

Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.

References

Data: NIST NVD + CISA KEV. NVD last modified 2026-04-21. Always verify against the vendor advisory before acting.

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