CVE-2018-21175: Buffer Overflow
First published: Mon Apr 27 2020(Updated: )
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.57, R6100 before 1.0.1.20, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.92, WNDR4300 before 1.0.2.94, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgear D6100 Firmware | <1.0.0.57 | |
| NETGEAR D6100 | ||
| Netgear R6100 Firmware | <1.0.1.20 | |
| Netgear R6100 | ||
| NETGEAR R7800 firmware | <1.0.2.40 | |
| NETGEAR R7800 | ||
| Netgear R9000 Firmware | <1.0.2.52 | |
| NETGEAR R9000 | ||
| Netgear Wndr3700 Firmware | <1.0.2.92 | |
| Netgear WNDR3700 | =v4 | |
| Netgear Wndr4300 Firmware | <1.0.2.94 | |
| Netgear Wndr4300 | ||
| Netgear Wndr4300 Firmware | <1.0.0.50 | |
| Netgear Wndr4300 | =v2 | |
| Netgear Wndr4500 Firmware | <1.0.0.50 | |
| Netgear WNDR4500 | =v3 | |
| Netgear Wnr2000 Firmware | <1.0.0.62 | |
| Netgear WNR2000 | =v5 |
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Reference Links
Frequently Asked Questions
Which NETGEAR devices are affected by CVE-2018-21175?
D6100, R6100, R7800, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3
What is the severity of CVE-2018-21175?
The severity of CVE-2018-21175 is high.
How does CVE-2018-21175 impact the affected devices?
CVE-2018-21175 causes a stack-based buffer overflow, which can be exploited by an authenticated user.
How can I fix the vulnerability in my NETGEAR device?
To fix CVE-2018-21175, update your device's firmware to the latest version provided by NETGEAR.
Where can I find more information about CVE-2018-21175?
You can find more information about CVE-2018-21175 on the NETGEAR security advisory page: <a href='https://kb.netgear.com/000055183/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2624'>https://kb.netgear.com/000055183/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2624</a>
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- agent/weakness
- agent/author
- agent/severity
- agent/references
- agent/type
- agent/description
- agent/event
- agent/tags
- agent/last-modified-date
- agent/first-publish-date
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- vendor/netgear
- canonical/netgear d6100 firmware
- canonical/netgear d6100
- canonical/netgear r6100 firmware
- canonical/netgear r6100
- canonical/netgear r7800 firmware
- canonical/netgear r7800
- canonical/netgear r9000 firmware
- canonical/netgear r9000
- canonical/netgear wndr3700 firmware
- canonical/netgear wndr3700
- version/netgear wndr3700/v4
- canonical/netgear wndr4300 firmware
- canonical/netgear wndr4300
- version/netgear wndr4300/v2
- canonical/netgear wndr4500 firmware
- canonical/netgear wndr4500
- version/netgear wndr4500/v3
- canonical/netgear wnr2000 firmware
- canonical/netgear wnr2000
- version/netgear wnr2000/v5