CVE-2019-20734 Information

Description

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.40 D8500 before 1.0.3.39 EX3700 before 1.0.0.70 EX3800 before 1.0.0.70 EX6000 before 1.0.0.30 EX6100 before 1.0.2.22 EX6120 before 1.0.0.40 EX6130 before 1.0.0.22 EX6150v1 before 1.0.0.42 EX6200 before 1.0.3.88 EX7000 before 1.0.0.66 R6300v2 before 1.0.4.18 R6400 before 1.0.1.24 R6400v2 before 1.0.2.32 R6700 before 1.0.1.22 R6700v3 before 1.0.2.32 R6900 before 1.0.1.22 R7000 before 1.0.9.6 R6900P before 1.0.0.56 R7000P before 1.0.0.56 R7100LG before 1.0.0.42 R7300DST before 1.0.0.54 R7900 before 1.0.1.26 R8300 before 1.0.2.106 R8500 before 1.0.2.106 WN2500RPv2 before 1.0.1.54 and WNR3500Lv2 before 1.2.0.46. NOTE: this may be a result of an incomplete fix for CVE-2017-18864.

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/000061192/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-Gateways-and-Extenders-PSV-2017-0791

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