CVE-2020-25506
D-Link DNS-320 Device Command Injection Vulnerability
Published Feb 2, 2021 · updated Jun 16, 2026 · dlink dns-320 firmware
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.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Feb 2, 2021 · Catalog
Detected
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.
Nov 3, 2021 · CISA KEV
Known exploited
Apply updates per vendor instructions.
May 3, 2022 · CISA KEV
Remediation due
Apply updates per vendor instructions.
Jun 16, 2026 · Catalog
Updated
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.
Required action
Apply updates per vendor instructions.
CISA due date May 3, 2022
Affected
- cpe dlink/dns-320 firmware2.06b01
- vendor D-Link DNS-320 Deviceversion unspecified
Sources
- CISA KEVConfirmed exploitationCVE-2020-25506
D-Link DNS-320 device contains a command injection vulnerability in the sytem_mgr.cgi component that may allow for remote code execution.
cisa.gov - CVE.orgVulnerability recordCVE-2020-25506
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2020-25506
30-day exploitation probability 100.0%
first.org - NIST NVDVulnerability recordCVE-2020-25506
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.
nvd.nist.gov