CVE-2018-21093 Information

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D8500 before 1.0.3.42 EX3700 before 1.0.0.70 EX3800 before 1.0.0.70 EX6000 before 1.0.0.30 EX6100 before 1.0.2.24 EX6120 before 1.0.0.40 EX6130 before 1.0.0.22 EX6150 before 1.0.0.42 EX6200 before 1.0.3.88 EX7000 before 1.0.0.66 R6250 before 1.0.4.26 R6300-2CXNAS before 1.0.3.60 R6300v2 before 1.0.4.28 R6400 before 1.0.1.36 R6400v2 before 1.0.2.52 R6700 before 1.0.1.46 R6900 before 1.0.1.46 R7000 before 1.0.9.28 R7000P before 1.3.1.44 R6900P before 1.3.1.44 R7100LG before 1.0.0.46 R7300 before 1.0.0.68 R7900 before 1.0.2.10 R8000 before 1.0.4.18 R8000P before 1.3.0.10 R7900P before 1.3.0.10 R8500 before 1.0.2.122 R8300 before 1.0.2.122 RBW30 before 2.1.2.6 WN2500RPv2 before 1.0.0.54 and WNR3500Lv2 before 1.2.0.56.

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://kb.netgear.com/000060456/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-Modem-Routers-Wireless-Extenders-and-Orbi-Satellites-PSV-2017-2011

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8