CVE-2019-17621

Known Exploited Public Exploit

Description

The UPnP endpoint URL /gena.cgi in the D-Link DIR-859 Wi-Fi router 1.05 and 1.06B01 Beta01 allows an Unauthenticated remote attacker to execute system commands as root, by sending a specially crafted HTTP SUBSCRIBE request to the UPnP service when connecting to the local network.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 92.45% Top 5%
KEV Since 
Vendor Advisory dlink.com Vendor Advisory dlink.com Vendor Advisory dlink.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf third party advisory us government resource
https://www.dlink.com/en/security-bulletin vendor advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 patch vendor advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 patch vendor advisory
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 third party advisory exploit
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 broken link
http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html exploit vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-17621?
CVE-2019-17621 has been scored as a critical severity vulnerability.
How to fix CVE-2019-17621?
To fix CVE-2019-17621, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-17621 being actively exploited in the wild?
It is confirmed that CVE-2019-17621 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~92% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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