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CRITICAL · 9.8

CVE-2018-21134

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects R6700 before 1.0.1.48, R7900 before 1.0.2.16, R6900 before 1.0.1.48, R7000P before 1....

Vulnerability Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects R6700 before 1.0.1.48, R7900 before 1.0.2.16, R6900 before 1.0.1.48, R7000P before 1.3.1.44, R6900P before 1.3.1.44, R6250 before 1.0.4.30, R6300v2 before 1.0.4.32, R6400 before 1.0.1.44, R6400v2 before 1.0.2.60, R7000 before 1.0.9.34, R7100LG before 1.0.0.48, R7300 before 1.0.0.68, R8000 before 1.0.4.18, R8000P before 1.4.1.24, R7900P before 1.4.1.24, R8500 before 1.0.2.122, R8300 before 1.0.2.122, WN2500RPv2 before 1.0.1.54, EX3700 before 1.0.0.72, EX3800 before 1.0.0.72, EX6000 before 1.0.0.32, EX6100 before 1.0.2.24, EX6120 before 1.0.0.42, EX6130 before 1.0.0.24, EX6150v1 before 1.0.0.42, EX6200 before 1.0.3.88, EX7000 before 1.0.0.66, D7000v2 before 1.0.0.51, D6220 before 1.0.0.46, D6400 before 1.0.0.82, and D8500 before 1.0.3.42.

CVSS Score

9.8

CRITICAL

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

Affected Products

VendorProductVersions
NetgearR6700 Firmware< 1.0.1.48
NetgearR6700-
NetgearR7900 Firmware< 1.0.2.16
NetgearR7900-
NetgearR6900 Firmware< 1.0.1.48
NetgearR6900-
NetgearR7000P Firmware< 1.3.1.44
NetgearR7000P-
NetgearR6900P Firmware< 1.3.1.44
NetgearR6900P-
NetgearR6250 Firmware< 1.0.4.30
NetgearR6250-
NetgearR6300 Firmware< 1.0.4.32
NetgearR6300v2
NetgearR6400 Firmware< 1.0.1.44
NetgearR6400-
NetgearR7000 Firmware< 1.0.9.34
NetgearR7000-
NetgearR7100Lg Firmware< 1.0.0.48
NetgearR7100Lg-

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2018-21134?

CVE-2018-21134 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects R6700 before 1.0.1.48, R7900 before 1.0.2.16, R6900 before 1.0.1.48, R7000P before 1....

How severe is CVE-2018-21134?

CVE-2018-21134 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-21134?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear R6700 Firmware, Netgear R6700, Netgear R7900 Firmware, Netgear R7900, Netgear R6900 Firmware.