CVE-2019-20753 Information

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects DGN2200v1 before 1.0.0.58 D8500 before 1.0.3.42 D7000v2 before 1.0.0.51 D6400 before 1.0.0.78 D6220 before 1.0.0.44 JNDR3000 before 1.0.0.24 R8000 before 1.0.4.18 R8500 before 1.0.2.122 R8300 before 1.0.2.122 R7900 before 1.0.2.16 R7000P before 1.3.2.34 R7300DST before 1.0.0.68 R7100LG before 1.0.0.46 R6900P before 1.3.2.34 R7000 before 1.0.9.28 R6900 before 1.0.1.46 R6700 before 1.0.1.46 R6400v2 before 1.0.2.56 R6400 before 1.0.1.42 R6300v2 before 1.0.4.28 R6250 before 1.0.4.26 WNDR3400v3 before 1.0.1.22 WNDR4500v2 before 1.0.0.72 and WNR3500Lv2 before 1.2.0.50.

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/000060629/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Modem-Routers-PSV-2018-0085

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