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MEDIUM · 6.8

CVE-2018-21148

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122...

Vulnerability Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.

CVSS Score

6.8

MEDIUM

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

Affected Products

VendorProductVersions
NetgearD7800 Firmware< 1.0.1.34
NetgearD7800-
NetgearDm200 Firmware< 1.0.0.50
NetgearDm200-
NetgearR6100 Firmware< 1.0.1.22
NetgearR6100-
NetgearR7500 Firmware< 1.0.0.122
NetgearR7500-
NetgearR7800 Firmware< 1.0.2.42
NetgearR7800-
NetgearR8900 Firmware< 1.0.3.10
NetgearR8900-
NetgearR9000 Firmware< 1.0.3.10
NetgearR9000-
NetgearWndr3700 Firmware< 1.0.2.96
NetgearWndr3700v4
NetgearWndr4300 Firmware< 1.0.2.98
NetgearWndr4300-
NetgearWndr4500 Firmware< 1.0.0.54
NetgearWndr4500v3

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2018-21148?

CVE-2018-21148 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122...

How severe is CVE-2018-21148?

CVE-2018-21148 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-21148?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear D7800 Firmware, Netgear D7800, Netgear Dm200 Firmware, Netgear Dm200, Netgear R6100 Firmware.