Rewterz Threat Advisory – CVE-2021-34979 – NETGEAR routers Vulnerability

Severity

Medium

Analysis Summary

CVE-2021-34991

NETGEAR R6400v2 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the UPnP service. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system.

Impact

• Buffer Overflow

Affected Vendors

NETGEAR

Affected Products

• NETGEAR R6400v2

Remediation

Refer to Netgear Security Advisory for patch, upgrade, or suggested workaround information.