CVEs / CVE-2023-25280

CVE-2023-25280: D-Link DIR-820 Router OS Command Injection Vulnerability

Known exploited in the CISA KEV catalog since 30 Sep 2024
critical 9.8 CVSS 3.1 (NVD)
EPSS 97.8% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

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, Known Exploited Vulnerabilities catalog

Description

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.
The CVE record, via NVD · published 16 Mar 2023 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
n/a n/a	n/a	—
dlink dir820la1_firmware	105b03	—

Exploitation

In CISA KEV since	30 Sep 2024
Due date for US federal agencies	21 Oct 2024
Used in ransomware campaigns	Unknown
Required action	The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

Severity

CVSS 3.1	9.8 critical `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H` Scored by NVD
Weakness	CWE-78

References

CVE-2023-25280 on NVD
CVE-2023-25280 in the CISA KEV catalog
https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10358 (cited by CISA)
https://github.com/migraine-sudo/D_Link_Vuln/tree/main/cmd%20Inject%20in%20pingV4Msg Exploit, Third Party Advisory
https://www.dlink.com/en/security-bulletin/ Not Applicable
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-25280 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.