CISA-confirmed known exploited vulnerability

CVE-2023-25280

D-Link DIR-820 Router OS Command Injection Vulnerability

D-Link · DIR-820 Router

Vulnerability details

D-Link DIR-820 routers contain an OS command injection vulnerability that allows a remote, unauthenticated attacker to escalate privileges to root via a crafted payload with the ping_addr parameter to ping.ccp.

Added to CISA KEV: 2024-09-30

Ransomware campaign use: Unknown

CISA due date: 2024-10-21

Defensive guidance from CISA

The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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