CVE-2022-27947

HIGHNVD 8.88.8—

8.8

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.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 89.9%
KEV: Not listed

Published

March 26, 2022

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/donothingme/VUL/blob/main/vul1/1.md
af854a3a-2127-422b-91ae-364da2661108https://github.com/donothingme/VUL/blob/main/vul1/1.md

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2022-27947?

CVE-2022-27947 is a high vulnerability published on March 26, 2022. NETGEAR R8500 1.0.2.158 devices allow remote authenticated users to execute arbitrary commands (such as telnetd) via shell metacharacters in the ipv6fix.cgi ipv6wanipaddr, ipv6lanipaddr, ipv6wanlength, or ipv6lan_length parameter.

When was CVE-2022-27947 disclosed?

CVE-2022-27947 was first published in the National Vulnerability Database on March 26, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-27947 actively exploited?

CVE-2022-27947 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

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

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

How do I remediate CVE-2022-27947?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-27947, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-27947

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-27947?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)