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Vulnerability record · CVE-2020-13976 · published 9 June 2020

CVE-2020-13976: Dd-wrt os command injection vulnerability

Dd Wrt · Dd Wrt

An issue was discovered in DD-WRT through 16214. The Diagnostic page allows remote attackers to execute arbitrary commands via shell metacharacters in the host field of the ping command. Exploitation through CSRF might be possible. NOTE: software maintainers consider the report invalid because it refers to an old software version, requires administrative privileges, and does not provide access beyond that already available to administrative users

8.8 CVSS 3.1 High EPSS 1.8% · top 22.8% CWE-78 · OS command injection
8.8CVSS 3.1 base score, v2 6.8
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in DD-WRT through 16214. The Diagnostic page allows remote attackers to execute arbitrary commands via shell metacharacters in the host field of the ping command. Exploitation through CSRF might be possible. NOTE: software maintainers consider the report invalid because it refers to an old software version, requires administrative privileges, and does not provide access beyond that already available to administrative users

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://svn.dd-wrt.com/ticket/7039 ExploitVendor Advisory
https://svn.dd-wrt.com/ticket/7039 ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-13976), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.