CVE-2019-20216

Published: Jan 29, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-78

9.8CRITICAL

NVD MITRE

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

Open in CVSS calculator →

Weaknesses

CWE-78

Affected Products

D-Link Corp.

commercial·TWaka dlink, d-link corporation, d-link international

DIR-859

Networking Infrastructure

dir-859 firmware

Networking Infrastructure

and 1 more affected products View all →

Exploitability

Official Patch Available

Is your org exposed to CVE-2019-20216?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique

Execution

View detailed technique mapping

References

https://nvd.nist.gov/vuln/detail/CVE-2019-20216

nvd.nist.gov

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147

supportannouncement.us.dlink.com

https://medium.com/@s1kr10s/d-link-dir-859-rce-unauthenticated-cve-2019-20216-cve-2019-20217-es-e11ca6168d35

medium.com

and 4 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2019-20216 and every CVE in our database. Create a free account — no credit card required.

Create Free Account

Plain-language analysis

Impact assessment and exploitation scenario in plain English

Attack graph visualization

Interactive attack path and kill chain mapping

Exploit details & PoC links

ExploitDB, Metasploit, GitHub PoCs with direct links

Nuclei scanner templates

Ready-to-use vulnerability scanner templates

Full remediation guide

Patch instructions, workarounds, and compliance impact

Interactive AI chat

Ask questions about this vulnerability in natural language

Related vulnerabilities

Semantically similar CVEs and attack patterns

REST API & MCP access

Integrate vulnerability data into your workflows