RCE in Dlink Dir-859

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/dev…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.037 (88.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-20216?
CVE-2019-20216 is a critical-severity vulnerability in Dlink Dir-859, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-01-29.
How severe is CVE-2019-20216?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-20216 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.