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HIGH · 8.8

CVE-2018-21205

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1....

Vulnerability Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

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
NetgearD7800 Firmware< 1.0.1.30
NetgearD7800-
NetgearEx2700 Firmware< 1.0.1.28
NetgearEx2700-
NetgearR6100 Firmware< 1.0.1.20
NetgearR6100-
NetgearR7500 Firmware< 1.0.0.118
NetgearR7500-
NetgearR7800 Firmware< 1.0.2.40
NetgearR7800-
NetgearR900 Firmware< 1.0.2.52
NetgearR900-
NetgearWn2000Rpt Firmware< 1.0.1.20
NetgearWn2000Rptv3
NetgearWn3000Rp Firmware< 1.0.2.50
NetgearWn3000Rpv3
NetgearWn3100Rp Firmware< 1.0.0.56
NetgearWn3100Rpv2
NetgearWndr3700 Firmware< 1.0.2.96
NetgearWndr3700v4

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2018-21205?

CVE-2018-21205 is a vulnerability with a CVSS score of 8.8 (HIGH). Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1....

How severe is CVE-2018-21205?

CVE-2018-21205 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-2018-21205?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear D7800 Firmware, Netgear D7800, Netgear Ex2700 Firmware, Netgear Ex2700, Netgear R6100 Firmware.