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HIGH · 8.8

CVE-2018-21218

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100...

Vulnerability Description

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
NetgearWnr2000 Firmware< 1.0.0.62
NetgearWnr2000v5
NetgearR9000 Firmware< 1.0.2.52
NetgearR9000-
NetgearWndr3700 Firmware< 1.0.2.96
NetgearWndr3700v4
NetgearWndr4300 Firmware< 1.0.2.98
NetgearWndr4300-
NetgearR7500 Firmware< 1.0.0.118
NetgearR7500-
NetgearWndr4500 Firmware< 1.0.0.50
NetgearWndr4500v3
NetgearR6100 Firmware< 1.0.1.20
NetgearR6100-
NetgearD7800 Firmware< 1.0.1.30
NetgearD7800-
NetgearD6000 Firmware< 1.0.0.67
NetgearD6000-
NetgearD3600 Firmware< 1.0.0.67
NetgearD3600-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2018-21218?

CVE-2018-21218 is a vulnerability with a CVSS score of 8.8 (HIGH). Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, D7800 before 1.0.1.30, R6100...

How severe is CVE-2018-21218?

CVE-2018-21218 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-21218?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear Wnr2000 Firmware, Netgear Wnr2000, Netgear R9000 Firmware, Netgear R9000, Netgear Wndr3700 Firmware.