CRITICAL

CVE-2019-20215

CVSS v3

9.8

CRITICAL

EPSS Score

90.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via a urn: to the M-SEARCH method in ssdpcgi() in /htdocs/cgibin, because HTTP_ST 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.

Technical details

Published
1/29/2020

Frequently asked questions

What is CVE-2019-20215?

D-Link DIR-859 1.05 and 1.06B01 Beta01 devices allow remote attackers to execute arbitrary OS commands via a urn: to the M-SEARCH method in ssdpcgi() in /htdocs/cgibin, because HTTP_ST 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.

Is CVE-2019-20215 actively exploited?

Active exploitation of CVE-2019-20215 has not been confirmed. The EPSS score is 90.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-20215?

CVE-2019-20215 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-20215 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.