CVE-2019-17621

CVE Enrichment

CVSS: 9.8 CRITICAL
EPSS: 89.62%
EPSS Percentile: 99.79%
CISA KEV: YES — Known Exploited Vulnerability

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.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: cve@mitre.org
Published: 31-Dec-2019 00:15
Last Modified: 17-Jun-2026 09:24
EPSS Date: 2026-10-13
CWE: CWE-78

CVSS Vector


            CVSS:3.1                            AV:N /
                            AC:L /
                            PR:N /
                            UI:N /
                            S:U /
                            C:H /
                            I:H /
                            A:H

CISA KEV Details

Date Added: 2023-06-29
Remediation Due: 2023-07-20
Known Ransomware Campaign Use: Unknown
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

Affected Products / Versions

dlink / dir-859_firmware
Version / affected range: * · through (inclusive) 1.05b03
cpe:2.3:o:dlink:dir-859_firmware:*:*:*:*:*:*:*:*
dlink / dir-859_firmware
Version / affected range: 1.06b01
cpe:2.3:o:dlink:dir-859_firmware:1.06b01:beta1:*:*:*:*:*:*
dlink / dir-822_firmware
Version / affected range: * · through (inclusive) 2.03b01
cpe:2.3:o:dlink:dir-822_firmware:*:*:*:*:*:*:*:*
dlink / dir-822_firmware
Version / affected range: * · through (inclusive) 3.12b04
cpe:2.3:o:dlink:dir-822_firmware:*:*:*:*:*:*:*:*
dlink / dir-823_firmware
Version / affected range: * · through (inclusive) 1.00b06
cpe:2.3:o:dlink:dir-823_firmware:*:*:*:*:*:*:*:*
dlink / dir-823_firmware
Version / affected range: 1.00b06
cpe:2.3:o:dlink:dir-823_firmware:1.00b06:beta:*:*:*:*:*:*
dlink / dir-865l_firmware
Version / affected range: * · through (inclusive) 1.07b01
cpe:2.3:o:dlink:dir-865l_firmware:*:*:*:*:*:*:*:*
dlink / dir-868l_firmware
Version / affected range: * · through (inclusive) 1.12b04
cpe:2.3:o:dlink:dir-868l_firmware:*:*:*:*:*:*:*:*
dlink / dir-868l_firmware
Version / affected range: * · through (inclusive) 2.05b02
cpe:2.3:o:dlink:dir-868l_firmware:*:*:*:*:*:*:*:*
dlink / dir-869_firmware
Version / affected range: * · through (inclusive) 1.03b02
cpe:2.3:o:dlink:dir-869_firmware:*:*:*:*:*:*:*:*
dlink / dir-869_firmware
Version / affected range: 1.03b02
cpe:2.3:o:dlink:dir-869_firmware:1.03b02:beta02:*:*:*:*:*:*
dlink / dir-880l_firmware
Version / affected range: * · through (inclusive) 1.08b04
cpe:2.3:o:dlink:dir-880l_firmware:*:*:*:*:*:*:*:*
dlink / dir-890l_firmware
Version / affected range: * · through (inclusive) 1.11b01
cpe:2.3:o:dlink:dir-890l_firmware:*:*:*:*:*:*:*:*
dlink / dir-890l_firmware
Version / affected range: 1.11b01
cpe:2.3:o:dlink:dir-890l_firmware:1.11b01:beta01:*:*:*:*:*:*
dlink / dir-890r_firmware
Version / affected range: * · through (inclusive) 1.11b01
cpe:2.3:o:dlink:dir-890r_firmware:*:*:*:*:*:*:*:*
dlink / dir-890r_firmware
Version / affected range: 1.11b01
cpe:2.3:o:dlink:dir-890r_firmware:1.11b01:beta01:*:*:*:*:*:*
dlink / dir-885l_firmware
Version / affected range: * · through (inclusive) 1.12b05
cpe:2.3:o:dlink:dir-885l_firmware:*:*:*:*:*:*:*:*
dlink / dir-885r_firmware
Version / affected range: * · through (inclusive) 1.12b05
cpe:2.3:o:dlink:dir-885r_firmware:*:*:*:*:*:*:*:*
dlink / dir-895l_firmware
Version / affected range: * · through (inclusive) 1.12b10
cpe:2.3:o:dlink:dir-895l_firmware:*:*:*:*:*:*:*:*
dlink / dir-895r_firmware
Version / affected range: * · through (inclusive) 1.12b10
cpe:2.3:o:dlink:dir-895r_firmware:*:*:*:*:*:*:*:*
dlink / dir-818lx_firmware
Version / affected range: -
cpe:2.3:o:dlink:dir-818lx_firmware:-:*:*:*:*:*:*:*

References

Last enrichment sync: 14-Oct-2026 09:45
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

CVE-2019-17621 ClingSTUN Linux Backdoor Abuses Public STUN Services to Control Compromised IoT Devices

CVE (30)

Malware (4)

People (1)

MITRE ATT&CK (10)

Vendors (19)

Products (14)

Tools (8)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.