CVE-2018-21144: Buffer Overflow
First published: Tue Apr 21 2020(Updated: )
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DM200 before 1.0.0.52, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.16, 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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NETGEAR DM200 | <1.0.0.52 | |
| NETGEAR DM200 firmware | ||
| NETGEAR R7500v2 firmware | <1.0.0.122 | |
| NETGEAR R7500v2 firmware | ||
| NETGEAR R7800 firmware | <1.0.2.42 | |
| NETGEAR R7800 | ||
| NETGEAR R8900 firmware | <1.0.3.10 | |
| NETGEAR R8900 | ||
| NETGEAR R9000 firmware | <1.0.3.16 | |
| NETGEAR R9000 firmware | ||
| NETGEAR WNDR3700 firmware | <1.0.2.96 | |
| NETGEAR WNDR3700v4 | =v4 | |
| NETGEAR WNDR4300v2 firmware | <1.0.2.98 | |
| NETGEAR wndr4300v2 | ||
| NETGEAR WNDR4300v2 firmware | <1.0.0.54 | |
| NETGEAR wndr4300v2 | =v2 | |
| NETGEAR WNDR4500 firmware | <1.0.0.54 | |
| NETGEAR WNDR4500v3 | =v3 | |
| NETGEAR WNR2000v2 | <1.0.0.64 | |
| Netgear WNR2000v4 | =v5 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-21144?
CVE-2018-21144 is classified as a high severity vulnerability due to its potential to allow unauthorized access and exploitation.
How do I fix CVE-2018-21144?
To remediate CVE-2018-21144, update the firmware of affected NETGEAR devices to the latest version available.
Which NETGEAR devices are affected by CVE-2018-21144?
CVE-2018-21144 affects multiple NETGEAR devices including the DM200, R7500, R7800, R8900, R9000, WNDR3700v4, and WNDR4300 models.
What type of vulnerability is CVE-2018-21144?
CVE-2018-21144 is a stack-based buffer overflow vulnerability that can be exploited by an authenticated user.
When was CVE-2018-21144 disclosed?
CVE-2018-21144 was disclosed as part of a security advisory highlighting vulnerabilities in certain NETGEAR router firmware.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/references
- agent/last-modified-date
- agent/author
- agent/severity
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/netgear
- canonical/netgear dm200
- canonical/netgear dm200 firmware
- canonical/netgear r7500v2 firmware
- canonical/netgear r7800 firmware
- canonical/netgear r7800
- canonical/netgear r8900 firmware
- canonical/netgear r8900
- canonical/netgear r9000 firmware
- canonical/netgear wndr3700 firmware
- canonical/netgear wndr3700v4
- version/netgear wndr3700v4/v4
- canonical/netgear wndr4300v2 firmware
- canonical/netgear wndr4300v2
- version/netgear wndr4300v2/v2
- canonical/netgear wndr4500 firmware
- canonical/netgear wndr4500v3
- version/netgear wndr4500v3/v3
- canonical/netgear wnr2000v2
- canonical/netgear wnr2000v4
- version/netgear wnr2000v4/v5