HIGH

CVE-2022-27947

CVSS v3

8.8

HIGH

EPSS Score

2.9 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2022-27947 yet.

Full record on NVD

Description

NETGEAR R8500 1.0.2.158 devices allow remote authenticated users to execute arbitrary commands (such as telnetd) via shell metacharacters in the ipv6_fix.cgi ipv6_wan_ipaddr, ipv6_lan_ipaddr, ipv6_wan_length, or ipv6_lan_length parameter.

Technical details

Published: 2022-03-26

Frequently asked questions

What is CVE-2022-27947?

Is CVE-2022-27947 actively exploited?

Active exploitation of CVE-2022-27947 has not been confirmed. Its EPSS score was 2.9% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-27947?

CVE-2022-27947 has a CVSS v3 base score of 8.8 (HIGH severity).

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