Vulnerability Details CVE-2019-20216
D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via the urn: to the M-SEARCH method in ssdpcgi() in /htdocs/cgibin, because REMOTE_PORT is mishandled. The value of the urn: service/device is checked with the strstr function, which allows an attacker to concatenate arbitrary commands separated by shell metacharacters.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.051
EPSS Ranking 89.3%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 10.0
References
- https://medium.com/%40s1kr10s/d-link-dir-859-rce-unauthenticated-cve-2019-20216-cve-2019-20217-en-6bca043500ae
- https://medium.com/%40s1kr10s/d-link-dir-859-rce-unauthenticated-cve-2019-20216-cve-2019-20217-es-e11ca6168d35
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147
- https://medium.com/%40s1kr10s/d-link-dir-859-rce-unauthenticated-cve-2019-20216-cve-2019-20217-en-6bca043500ae
- https://medium.com/%40s1kr10s/d-link-dir-859-rce-unauthenticated-cve-2019-20216-cve-2019-20217-es-e11ca6168d35
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147
Products affected by CVE-2019-20216
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cpe:2.3:h:dlink:dir-859:-
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cpe:2.3:o:dlink:dir-859_firmware:1.05
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cpe:2.3:o:dlink:dir-859_firmware:1.06b01