PT-2021-6270 · NetGear · Netgear R7000

Published 2021-12-20 · Updated 2022-01-05 · CVE-2021-45636

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NETGEAR D7000 versions prior to 1.0.1.82

Description The issue is caused by a stack-based buffer overflow. This can be exploited by a remote attacker to impact the confidentiality, integrity, and availability of protected information. An unauthenticated attacker can exploit this issue.

Recommendations For versions prior to 1.0.1.82, update to version 1.0.1.82 or later to resolve the issue. As a temporary workaround, consider restricting access to the device to minimize the risk of exploitation.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-01220

CVE-2021-45636

Affected Products

Netgear R7000

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-45636 · Security Note
• https://kb.netgear.com/000064447/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-D7000-PSV-2019-0182 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45636 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01220 · Security Note
• https://t.me/cvenotify/24967 · Telegram Post