PT-2020-8845 · NetGear · D6100+8

Mongo · Published 2020-04-28 · Updated 2020-05-04 · CVE-2018-21201

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions D6100 versions 1.0.0.57 and earlier R6100 versions 1.0.1.20 and earlier R7800 versions 1.0.2.40 and earlier R9000 versions 1.0.2.52 and earlier WNDR3700v4 versions 1.0.2.92 and earlier WNDR4300 versions 1.0.2.94 and earlier WNDR4300v2 version 1.0.0.50 and earlier WNDR4500v3 version 1.0.0.50 and earlier WNR2000v5 version 1.0.0.62 and earlier

Description A stack-based buffer overflow issue affects certain NETGEAR devices, allowing an authenticated user to potentially exploit this issue.

Recommendations For D6100 version 1.0.0.57 and earlier, update to version 1.0.0.57 or later. For R6100 version 1.0.1.20 and earlier, update to version 1.0.1.20 or later. For R7800 version 1.0.2.40 and earlier, update to version 1.0.2.40 or later. For R9000 version 1.0.2.52 and earlier, update to version 1.0.2.52 or later. For WNDR3700v4 version 1.0.2.92 and earlier, update to version 1.0.2.92 or later. For WNDR4300 version 1.0.2.94 and earlier, update to version 1.0.2.94 or later. For WNDR4300v2 version 1.0.0.50 and earlier, update to version 1.0.0.50 or later. For WNDR4500v3 version 1.0.0.50 and earlier, update to version 1.0.0.50 or later. For WNR2000v5 version 1.0.0.62 and earlier, update to version 1.0.0.62 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2018-21201

Affected Products

D6100

R6100

R7800

R9000

Wndr3700V4

Wndr4300

Wndr4300V2

Wndr4500V3

Wnr2000V5

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2018-21201 · Security Note
• https://kb.netgear.com/000055148/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2591 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-21201 · Vendor Advisory