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URL: https://nvd.nist.gov/vuln/detail/CVE-2020-25506

⇱ NVD - CVE-2020-25506

  1. Vulnerabilities

CVE-2020-25506 Detail

Description

D-Link DNS-320 FW v2.06B01 Revision Ax is affected by command injection in the system_mgr.cgi component, which can lead to remote arbitrary code execution.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675 CVE, MITRE Exploit  Third Party Advisory 
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183 CVE, MITRE Vendor Advisory 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506 CISA-ADP US Government Resource 
https://www.dlink.com/en/security-bulletin/ CVE, MITRE Vendor Advisory 

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name Date Added Due Date Required Action
D-Link DNS-320 Device Command Injection Vulnerability 11/03/2021 05/03/2022 Apply updates per vendor instructions.

Weakness Enumeration

CWE-ID CWE Name Source
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') 👁 cwe source acceptance level
NIST   CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

12 change records found show changes

CVE Modified by CISA-ADP 6/16/2026 11:06:52 PM

Action Type Old Value New Value
Added SSVC 
{"timestamp":"2025-02-07T13:48:33.330345Z","id":"CVE-2020-25506","options":[{"exploitation":"active"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}

CVE Modified by MITRE 6/16/2026 11:06:52 PM

Action Type Old Value New Value
Added Affected 
[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]

Modified Analysis by NIST 11/07/2025 5:03:39 PM

Action Type Old Value New Value
Added Reference Type 
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506 Types: US Government Resource

CVE Modified by CISA-ADP 10/21/2025 8:17:04 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506

CVE Modified by CISA-ADP 10/21/2025 4:17:59 PM

Action Type Old Value New Value
Removed Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506

CVE Modified by CISA-ADP 10/21/2025 3:18:29 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-25506

Modified Analysis by NIST 3/14/2025 12:59:53 PM

Action Type Old Value New Value
Changed CPE Configuration 
AND
 OR
 cpe:2.3:h:dlink:dns-320:ax:*:*:*:*:*:*:*
 OR
 *cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*


 
AND
 OR
 cpe:2.3:h:dlink:dns-320:ax:*:*:*:*:*:*:*
 OR
 *cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*
Changed CPE Configuration 
AND
 OR
 cpe:2.3:h:dlink:dns-320:ax:*:*:*:*:*:*:*
 OR
 *cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*


 
AND
 OR
 cpe:2.3:h:dlink:dns-320:ax:*:*:*:*:*:*:*
 OR
 *cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*

CVE Modified by CISA-ADP 2/07/2025 12:15:20 PM

Action Type Old Value New Value
Added CVSS V3.1 
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added CWE 
CWE-78

CVE Modified by CVE 11/21/2024 12:18:04 AM

Action Type Old Value New Value
Added Reference 
https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675
Added Reference 
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183
Added Reference 
https://www.dlink.com/en/security-bulletin/

CVE Modified by MITRE 5/14/2024 2:51:19 AM

Action Type Old Value New Value

CWE Remap by NIST 7/21/2021 7:39:23 AM

Action Type Old Value New Value
Changed CWE 
CWE-77



CWE-78


Initial Analysis by NIST 2/04/2021 4:40:19 PM

Action Type Old Value New Value
Added CVSS V3.1 
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added CVSS V2 
NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Added CWE 
NIST CWE-77
Added CPE Configuration 
AND
 OR
 *cpe:2.3:o:dlink:dns-320_firmware:2.06b01:*:*:*:*:*:*:*
 OR
 cpe:2.3:h:dlink:dns-320:ax:*:*:*:*:*:*:*
Changed Reference Type 
https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675 No Types Assigned


 
https://gist.github.com/WinMin/6f63fd1ae95977e0e2d49bd4b5f00675 Exploit, Third Party Advisory
Changed Reference Type 
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183 No Types Assigned


 
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10183 Vendor Advisory
Changed Reference Type 
https://www.dlink.com/en/security-bulletin/ No Types Assigned


 
https://www.dlink.com/en/security-bulletin/ Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2020-25506
NVD Published Date:
02/02/2021
NVD Last Modified:
06/16/2026
Source:
MITRE