CVE-2018-21148: Buffer Overflow
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2018-21148?
The severity of CVE-2018-21148 is medium with a severity value of 6.8.
Which NETGEAR devices are affected by CVE-2018-21148?
NETGEAR devices D7800, DM200, R6100, R7500, R7500v2, R7800, R8900, and R9000 are affected by CVE-2018-21148.
How can I fix CVE-2018-21148?
To fix CVE-2018-21148, update the firmware of your NETGEAR device to the patched version provided by the manufacturer.
Where can I find more information about CVE-2018-21148?
You can find more information about CVE-2018-21148 in the security advisory posted by NETGEAR [here](https://kb.netgear.com/000059485/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Gateways-and-Routers-PSV-2017-3157).
What is the Common Weakness Enumeration (CWE) associated with CVE-2018-21148?
The Common Weakness Enumeration (CWE) associated with CVE-2018-21148 are CWE-119 and CWE-787.