Known Exploited Vulnerability
9.8
CRITICAL
CVE-2019-17621
D-Link DIR-859 Router Command Execution Vulnerabil - [Actively Exploited]
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.

INFO

Published Date :

Dec. 30, 2019, 5:15 p.m.

Last Modified :

Nov. 21, 2024, 4:32 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

D-Link DIR-859 router contains a command execution vulnerability in the UPnP endpoint URL, /gena.cgi. Exploitation 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.

Required Action :

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Notes :

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147; https://nvd.nist.gov/vuln/detail/CVE-2019-17621

Public PoC/Exploit Available at Github

CVE-2019-17621 has a 6 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2019-17621 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dlink dir-823_firmware
2 Dlink dir-822_firmware
3 Dlink dir-895l_firmware
4 Dlink dir-890l_firmware
5 Dlink dir-885l_firmware
6 Dlink dir-880l_firmware
7 Dlink dir-868l_firmware
8 Dlink dir-859_firmware
9 Dlink dir-865l_firmware
10 Dlink dir-869_firmware
11 Dlink dir-890r_firmware
12 Dlink dir-885r_firmware
13 Dlink dir-895r_firmware
14 Dlink dir-818lx_firmware
15 Dlink dir-865l
16 Dlink dir-890l
17 Dlink dir-868l
18 Dlink dir-885l
19 Dlink dir-895l
20 Dlink dir-859
21 Dlink dir-822
22 Dlink dir-823
23 Dlink dir-869
24 Dlink dir-880l
25 Dlink dir-890r
26 Dlink dir-885r
27 Dlink dir-895r
28 Dlink dir-818lx
: Total Affected Vendor : 1 | Products : 28
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-17621.

URL Resource
http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html Exploit Third Party Advisory VDB Entry
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 Exploit Third Party Advisory
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 Broken Link
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 Patch Vendor Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 Patch Vendor Advisory
https://www.dlink.com/en/security-bulletin Vendor Advisory
https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf Third Party Advisory US Government Resource
http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html Exploit Third Party Advisory VDB Entry
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 Exploit Third Party Advisory
https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 Broken Link
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 Patch Vendor Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 Patch Vendor Advisory
https://www.dlink.com/en/security-bulletin Vendor Advisory
https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf Third Party Advisory US Government Resource

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
Squirre17/CVE-2019-17621

CVE-2019-17621 DLink_RCE

Python

Updated: 1 year, 6 months ago
3 stars 0 fork 0 watcher
Born at : July 20, 2022, 9:39 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
doudoudedi/hackEmbedded

This tool is used for backdoor,shellcode generation,Information retrieval and POC arrangement for various architecture devices

iot security exploit linux python reverse-shell poc cve

Python Shell

Updated: 1 month ago
178 stars 29 fork 29 watcher
Born at : April 26, 2022, 6:32 a.m. This repo has been linked 4 different CVEs too.
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Ostorlab/KEV

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

cisa-kev vulnerability 0day cisa exploits

Updated: 2 weeks, 2 days ago
548 stars 35 fork 35 watcher
Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1228 different CVEs too.
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Vu1nT0tal/IoT-vulhub

IoT固件漏洞复现环境

iot vulnerability exploit docker qemu

Dockerfile Shell Python Makefile C Batchfile

Updated: 2 weeks, 3 days ago
1171 stars 170 fork 170 watcher
Born at : Aug. 27, 2020, 3:11 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
secenv/GoInputProxy

GoInputProxy - log and pass inputs (stdin, arguments, environment variables) to a given program, log outputs

Go

Updated: 4 years, 7 months ago
0 stars 0 fork 0 watcher
Born at : April 23, 2020, 8:33 p.m. This repo has been linked 4 different CVEs too.
Profile Photo
liyansong2018/firmware-analysis-plus

Simulate firmware with one click of firmadyne (使用 firmadyne 一键模拟固件)

simulator security-tool firmware

Python Ruby Shell Makefile C Dockerfile

Updated: 3 weeks ago
327 stars 32 fork 32 watcher
Born at : April 14, 2020, 11:45 a.m. This repo has been linked 4 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-17621 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-17621 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html
    Added Reference https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104
    Added Reference https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9
    Added Reference https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146
    Added Reference https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147
    Added Reference https://www.dlink.com/en/security-bulletin
    Added Reference https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf
  • Modified Analysis by [email protected]

    Jun. 27, 2024

    Action Type Old Value New Value
    Changed Reference Type https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 No Types Assigned https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 Exploit, Third Party Advisory
    Changed Reference Type https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 No Types Assigned https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 Broken Link
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 [No types assigned]
    Added Reference MITRE https://medium.com/%40s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 [No types assigned]
    Removed Reference MITRE https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9
    Removed Reference MITRE https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104
  • Modified Analysis by [email protected]

    Jan. 20, 2023

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html No Types Assigned http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 Vendor Advisory https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 Patch, Vendor Advisory
    Changed Reference Type https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 Vendor Advisory https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 Patch, Vendor Advisory
  • CVE Modified by [email protected]

    Jan. 22, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156054/D-Link-DIR-859-Unauthenticated-Remote-Command-Execution.html [No Types Assigned]
  • Reanalysis by [email protected]

    Jan. 15, 2020

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:dlink:dir-859_firmware:1.05:*:*:*:*:*:*:* *cpe:2.3:o:dlink:dir-859_firmware:1.06:beta1:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-859:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:dlink:dir-859_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.05b03 *cpe:2.3:o:dlink:dir-859_firmware:1.06b01:beta1:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-859:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-822_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.03b01 OR cpe:2.3:h:dlink:dir-822:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-822_firmware:*:*:*:*:*:*:*:* versions up to (including) 3.12b04 OR cpe:2.3:h:dlink:dir-822:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-823_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.00b06 *cpe:2.3:o:dlink:dir-823_firmware:1.00b06:beta:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-823:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-865l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.07b01 OR cpe:2.3:h:dlink:dir-865l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-868l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.12b04 OR cpe:2.3:h:dlink:dir-868l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-868l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2.05b02 OR cpe:2.3:h:dlink:dir-868l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-869_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.03b02 *cpe:2.3:o:dlink:dir-869_firmware:1.03b02:beta02:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-869:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-880l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.08b04 OR cpe:2.3:h:dlink:dir-880l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-890l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11b01 *cpe:2.3:o:dlink:dir-890l_firmware:1.11b01:beta01:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-890l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-890r_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.11b01 *cpe:2.3:o:dlink:dir-890r_firmware:1.11b01:beta01:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-890r:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-885l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.12b05 OR cpe:2.3:h:dlink:dir-885l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-885r_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.12b05 OR cpe:2.3:h:dlink:dir-885r:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-895l_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.12b10 OR cpe:2.3:h:dlink:dir-895l:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-895r_firmware:*:*:*:*:*:*:*:* versions up to (including) 1.12b10 OR cpe:2.3:h:dlink:dir-895r:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-818lx_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-818lx:-:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Jan. 08, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 No Types Assigned https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-en-d94b47a15104 Exploit, Third Party Advisory
    Changed Reference Type https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 No Types Assigned https://medium.com/@s1kr10s/d-link-dir-859-rce-unautenticated-cve-2019-17621-es-fad716629ff9 Exploit, Third Party Advisory
    Changed Reference Type https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 No Types Assigned https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10146 Vendor Advisory
    Changed Reference Type https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 No Types Assigned https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10147 Vendor Advisory
    Changed Reference Type https://www.dlink.com/en/security-bulletin No Types Assigned https://www.dlink.com/en/security-bulletin Vendor Advisory
    Changed Reference Type https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf No Types Assigned https://www.ftc.gov/system/files/documents/cases/dlink_proposed_order_and_judgment_7-2-19.pdf Third Party Advisory, US Government Resource
    Added CWE NIST CWE-78
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dir-859_firmware:1.05:*:*:*:*:*:*:* *cpe:2.3:o:dlink:dir-859_firmware:1.06:beta1:*:*:*:*:*:* OR cpe:2.3:h:dlink:dir-859:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-17621 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-17621 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

96.92 }} -0.01%

score

0.99828

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: