---
id: CVE-2022-30078
title: >-
  NETGEAR R6200_V2 firmware versions through R6200v2-V1.0.3.12_10.1.11 and
  R6300_V2 firmware versions through R6300v2-V1.0.4.52_10.0.93 allow remote
  authenticated attackers to execute arbitrary command via shell metacharacters
  in the ipv6_…
summary: >-
  NETGEAR R6200_V2 firmware versions through R6200v2-V1.0.3.12_10.1.11 and
  R6300_V2 firmware versions through R6300v2-V1.0.4.52_10.0.93 allow remote
  authenticated attackers to execute arbitrary command via shell metacharacters
  in the ipv6_…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
vendor: netgear
product: r6200_firmware
affected:
  - r6200_firmware <= 1.0.3.12_10.1.11
  - r6300_firmware <= 1.0.4.52_10.0.93
published: '2022-09-07'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-30078'
references:
  - url: >-
      https://github.com/10TG/vulnerabilities/blob/main/Netgear/CVE-2022-30078/CVE-2022-30078.md
    label: cve@mitre.org
  - url: 'https://www.netgear.com/about/security/'
    label: cve@mitre.org
  - url: 'http://r6200v2.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://github.com/10TG/vulnerabilities/blob/main/Netgear/CVE-2022-30078/CVE-2022-30078.md
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.netgear.com/about/security/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.01848
epssPercentile: 0.7818
ingestedAt: '2026-07-06T17:03:25.168Z'
---

## Overview

NETGEAR R6200_V2 firmware versions through R6200v2-V1.0.3.12_10.1.11 and R6300_V2 firmware versions through R6300v2-V1.0.4.52_10.0.93 allow remote authenticated attackers to execute arbitrary command via shell metacharacters in the ipv6_fix.cgi ipv6_wan_ipaddr, ipv6_lan_ipaddr, ipv6_wan_length, or ipv6_lan_length parameters.

## Affected

- `r6200_firmware <= 1.0.3.12_10.1.11`
- `r6300_firmware <= 1.0.4.52_10.0.93`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.