CVE-2018-21114: Command Injection
First published: Wed Apr 22 2020(Updated: )
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.44, EX6150v2 before 1.0.1.70, EX6100v2 before 1.0.1.70, EX6200v2 before 1.0.1.64, EX7300 before 1.0.2.136, EX6400 before 1.0.2.136, R6100 before 1.0.1.16, R7500 before 1.0.0.110, R7800 before 1.0.2.32, R9000 before 1.0.4.12, WN3000RPv2 before 1.0.0.56, WN3000RPv3 before 1.0.2.52, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netgear D7800 Firmware | <1.0.1.44 | |
| Netgear D7800 | ||
| NETGEAR R7800 | <1.0.1.70 | |
| Netgear Ex6150 | =v2 | |
| Netgear Ex6100 Firmware | <1.0.1.70 | |
| Netgear EX6100 | =v2 | |
| Netgear Ex6200 Firmware | <1.0.1.64 | |
| Netgear EX6200 | =v2 | |
| Netgear Ex7300 Firmware | <1.0.2.136 | |
| Netgear Ex7300 | ||
| Netgear Ex6400 Firmware | <1.0.2.136 | |
| Netgear Ex6400 | ||
| Netgear R6100 Firmware | <1.0.1.16 | |
| Netgear R6100 | ||
| Netgear R7500 Firmware | <1.0.0.110 | |
| Netgear R7500 | ||
| NETGEAR R7800 firmware | <1.0.2.32 | |
| NETGEAR R7800 | ||
| Netgear R9000 Firmware | <1.0.4.12 | |
| NETGEAR R9000 | ||
| Netgear Wn3000rp Firmware | <1.0.0.56 | |
| Netgear Wn3000rp | =v2 | |
| Netgear Wn3000rp Firmware | <1.0.2.52 | |
| Netgear Wn3000rp | =v3 | |
| Netgear Wndr4300 Firmware | <1.0.0.50 | |
| Netgear Wndr4300 | =v2 | |
| Netgear Wndr4500 Firmware | <1.0.0.50 | |
| Netgear WNDR4500 | =v3 |
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Frequently Asked Questions
Which NETGEAR devices are affected by CVE-2018-21114?
D7800 before 1.0.1.44, EX6150v2 before 1.0.1.70, EX6100v2 before 1.0.1.70, EX6200v2 before 1.0.1.64, EX7300 before 1.0.2.136, EX6400 before 1.0.2.136, R6100 before 1.0.1.16, R7500 before 1.0.0.110, R7800 before 1.0.2.32.
What is the severity of CVE-2018-21114?
Medium, with a severity value of 6.8.
How can I fix CVE-2018-21114?
Update the firmware of the affected NETGEAR devices to the patched versions.
Where can I find more information about CVE-2018-21114?
You can find more information about CVE-2018-21114 in the Netgear Security Advisory PSV-2017-0645.
What are the Common Weakness Enumerations (CWE) associated with CVE-2018-21114?
CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') and CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection').
- collector/nvd-index
- agent/references
- agent/severity
- agent/author
- agent/weakness
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/first-publish-date
- agent/softwarecombine
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/netgear
- canonical/netgear d7800 firmware
- canonical/netgear d7800
- canonical/netgear r7800
- canonical/netgear ex6150
- version/netgear ex6150/v2
- canonical/netgear ex6100 firmware
- canonical/netgear ex6100
- version/netgear ex6100/v2
- canonical/netgear ex6200 firmware
- canonical/netgear ex6200
- version/netgear ex6200/v2
- canonical/netgear ex7300 firmware
- canonical/netgear ex7300
- canonical/netgear ex6400 firmware
- canonical/netgear ex6400
- canonical/netgear r6100 firmware
- canonical/netgear r6100
- canonical/netgear r7500 firmware
- canonical/netgear r7500
- canonical/netgear r7800 firmware
- canonical/netgear r9000 firmware
- canonical/netgear r9000
- canonical/netgear wn3000rp firmware
- canonical/netgear wn3000rp
- version/netgear wn3000rp/v2
- version/netgear wn3000rp/v3
- canonical/netgear wndr4300 firmware
- canonical/netgear wndr4300
- version/netgear wndr4300/v2
- canonical/netgear wndr4500 firmware
- canonical/netgear wndr4500
- version/netgear wndr4500/v3