PT-2020-8826 · NetGear · Netgear R7800+3

Mongo · Published 2020-04-28 · Updated 2020-05-01 · CVE-2018-21182

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 NETGEAR R7800 versions prior to 1.0.2.40 NETGEAR R9000 versions prior to 1.0.2.52 NETGEAR WNDR3700v4 versions prior to 1.0.2.92 NETGEAR WNDR4300 versions prior to 1.0.2.94

Description The issue is a stack-based buffer overflow that can be exploited by an authenticated user.

Recommendations For NETGEAR R7800 versions prior to 1.0.2.40, update to version 1.0.2.40 or later. For NETGEAR R9000 versions prior to 1.0.2.52, update to version 1.0.2.52 or later. For NETGEAR WNDR3700v4 versions prior to 1.0.2.92, update to version 1.0.2.92 or later. For NETGEAR WNDR4300 versions prior to 1.0.2.94, update to version 1.0.2.94 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2018-21182

Affected Products

Netgear R7800

Netgear R9000

Netgear Wndr3700V4

Netgear Wndr4300

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2018-21182 · Security Note
• https://kb.netgear.com/000055176/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-2617 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-21182 · Vendor Advisory
• https://t.me/cvenotify/3308 · Telegram Post