PT-2020-8795 · NetGear · Netgear R7800+5

Aircut · Published 2020-04-22 · Updated 2020-04-27 · CVE-2018-21151

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions NETGEAR D7800 versions prior to 1.0.1.34 NETGEAR R7500v2 versions prior to 1.0.3.26 NETGEAR R7800 versions prior to 1.0.2.42 NETGEAR R8900 versions prior to 1.0.3.10 NETGEAR R9000 versions prior to 1.0.3.10 NETGEAR WNDR4300v2 versions prior to 1.0.0.54 NETGEAR WNDR4500v3 versions prior to 1.0.0.54

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

Recommendations For NETGEAR D7800 version prior to 1.0.1.34, update to version 1.0.1.34 or later. For NETGEAR R7500v2 version prior to 1.0.3.26, update to version 1.0.3.26 or later. For NETGEAR R7800 version prior to 1.0.2.42, update to version 1.0.2.42 or later. For NETGEAR R8900 version prior to 1.0.3.10, update to version 1.0.3.10 or later. For NETGEAR R9000 version prior to 1.0.3.10, update to version 1.0.3.10 or later. For NETGEAR WNDR4300v2 version prior to 1.0.0.54, update to version 1.0.0.54 or later. For NETGEAR WNDR4500v3 version prior to 1.0.0.54, update to version 1.0.0.54 or later.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2018-21151

Affected Products

Netgear R7800

Netgear R7500V2

Netgear R8900

Netgear R9000

Netgear Wndr4300V2

Netgear Wndr4500V3

References · 3

• https://kb.netgear.com/000059482/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-and-Routers-PSV-2017-3154 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-21151 · Security Note
• https://osv.dev/vulnerability/CVE-2018-21151 · Vendor Advisory