PT-2021-6174 · NetGear · Netgear R6220

Bowline90 · Published 2021-12-22 · Updated 2022-01-04 · CVE-2021-45531

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions NETGEAR D6220 versions prior to 1.0.0.76

Description The issue is related to a lack of input validation measures in the NETGEAR D6220 router's software, which can be exploited by an authenticated user to perform command injection. This allows a remote attacker to execute arbitrary commands.

Recommendations For versions prior to 1.0.0.76, update to version 1.0.0.76 or later to resolve the issue. As a temporary workaround, consider restricting access to the device to minimize the risk of exploitation.

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

BDU:2022-01090

CVE-2021-45531

Affected Products

Netgear R6220

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-45531 · Security Note
• https://kb.netgear.com/000064535/Security-Advisory-for-Post-Authentication-Command-Injection-on-D6220-PSV-2021-0200 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45531 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01090 · Security Note