CVE-2018-21150: Buffer Overflow
First published: Wed Apr 22 2020(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NETGEAR D7800 | <1.0.1.34 | |
| NETGEAR D7800 Firmware | ||
| NETGEAR DM200 | <1.0.0.50 | |
| NETGEAR DM200 firmware | ||
| NETGEAR R6100 firmware | <1.0.1.22 | |
| NETGEAR R6100 firmware | ||
| NETGEAR R7500v2 firmware | <1.0.0.122 | |
| NETGEAR R7500v2 firmware | ||
| NETGEAR R7500v2 firmware | <1.0.3.26 | |
| NETGEAR R7500v2 firmware | =v2 | |
| NETGEAR R7800 firmware | <1.0.2.42 | |
| NETGEAR R7800 | ||
| NETGEAR R8900 firmware | <1.0.3.10 | |
| NETGEAR R8900 | ||
| NETGEAR R9000 firmware | <1.0.3.10 | |
| 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 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-21150?
CVE-2018-21150 has a high severity level due to its potential for exploit through stack-based buffer overflow.
How do I fix CVE-2018-21150?
To fix CVE-2018-21150, you should update your NETGEAR device firmware to the latest version released after the affected versions.
Which NETGEAR devices are impacted by CVE-2018-21150?
CVE-2018-21150 affects various NETGEAR devices, including D7800, DM200, R6100, R7500, R7800, R8900, R9000, and others prior to specific firmware updates.
What type of vulnerability is CVE-2018-21150?
CVE-2018-21150 is a stack-based buffer overflow vulnerability that can be exploited by an authenticated user.
Is CVE-2018-21150 being actively exploited?
There is no public indication that CVE-2018-21150 is being actively exploited, but it poses a serious security risk if not patched.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/references
- agent/last-modified-date
- agent/author
- agent/severity
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- agent/description
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- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/netgear
- canonical/netgear d7800
- canonical/netgear d7800 firmware
- canonical/netgear dm200
- canonical/netgear dm200 firmware
- canonical/netgear r6100 firmware
- canonical/netgear r7500v2 firmware
- version/netgear r7500v2 firmware/v2
- 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