CVE-2023-25280
D-Link DIR-820 routers contain an OS command injection vulnerability that allows a remote, unauthenticated attacker to escalate privileges to root…
Browse: All 2023 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2024-09-30, remediation due 2024-10-21)
- Weakness (CWE)
- CWE-78
- Published
- 2023-03-16
- Last modified
- 2026-06-17
- NVD status
- Analyzed
Description
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.
Affected products
- dlink dir-820l firmware
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product. Federal remediation deadline: 2024-10-21.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
References
- https://github.com/migraine-sudo/D_Link_Vuln/tree/main/cmd%20Inject%20in%20pingV4Msg
- https://www.dlink.com/en/security-bulletin/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-25280
FAQ
Is CVE-2023-25280 actively exploited?
Yes. CISA added CVE-2023-25280 to its Known Exploited Vulnerabilities (KEV) catalog on 2024-09-30, with a federal remediation deadline of 2024-10-21. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2023-25280?
CVE-2023-25280 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2025-29635 — D-Link DIR-823X
- CVE-2022-37055 — D-Link Routers
- CVE-2020-25078 — D-Link DCS-2530L and DCS-2670L Devices
- CVE-2020-25079 — D-Link DCS-2530L and DCS-2670L Devices
- CVE-2022-40799 — D-Link DNR-322L
- CVE-2024-0769 — D-Link DIR-859 Router
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
weekly kev brief
Patch what's actually being exploited.
One email a week: the KEV additions that matter, prioritized — no noise.
Free. No spam. Unsubscribe anytime. Delivered by Beehiiv.