CVE-2018-21178: 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 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 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-2018-21178?
R7800, R9000, WNDR3700v4, WNDR4300, WNDR4300v2, WNDR4500v3, and WNR2000v5.
What is the severity of CVE-2018-21178?
The severity of CVE-2018-21178 is medium with a severity value of 6.8.
How can I fix CVE-2018-21178?
Update the firmware of the affected NETGEAR devices to the latest version provided by the manufacturer.
Where can I find more information about CVE-2018-21178?
More information about CVE-2018-21178 can be found in the security advisory on the official NETGEAR knowledge base.
What is the Common Weakness Enumeration (CWE) associated with CVE-2018-21178?
The associated CWE for CVE-2018-21178 is CWE-119 and CWE-787.
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- agent/severity
- agent/references
- agent/weakness
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- collector/mitre-cve
- source/MITRE
- vendor/netgear
- 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