Findings

CVE-2023-25280

D-Link DIR-820 Router OS Command Injection Vulnerability

Published Mar 15, 2023 · updated Jun 16, 2026 · dlink dir-820l firmware

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.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 15, 2023 · Catalog

    Detected

    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.

  2. Sep 30, 2024 · CISA KEV

    Known exploited

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

  3. Oct 21, 2024 · CISA KEV

    Remediation due

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

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Required action

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

CISA due date Oct 21, 2024

Affected

  • cpe dlink/dir-820l firmware1.05b03
  • vendor D-Link DIR-820 Routerversion unspecified

Sources

  • CISA KEVCVE-2023-25280

    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.

    cisa.gov
  • CVE.orgCVE-2023-25280

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2023-25280

    30-day exploitation probability 97.9%

    first.org
  • NIST NVDCVE-2023-25280

    OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to escalate privileges to root via a crafted payload with the ping_addr parameter to ping.ccp.

    nvd.nist.gov

References

CVE-2023-25280 · ZeroDay Findings