D-Link DIR-820 Router OS Command Injection
D-Link DIR-820 Router
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 the CISA KEV catalog on 2024-09-30. CVE-2023-25280 was assigned before 2024; the KEV listing came in 2024.
Why this severity: CVSS 9.8 (v3.1, CISA-ADP), actively exploited (CISA KEV)
- Started
- Sep 30, 2024
- Closed
- Sep 30, 2024
Affected
- See vendor advisory (versions are not listed in the KEV record)
Fixed in
- No fix: CISA says the product is end-of-life and should be retired
Timeline1
CISA added CVE-2023-25280 to the KEV catalog (federal deadline 2024-10-21)
Source
Advisories3
Notes & caveats
Derived from the CISA KEV JSON feed (catalogVersion 2026.10.21); CVSS from the CVE record (cveawg.mitre.org). startedAt is the CVE publication date when it fell in 2024 before the KEV listing, else the KEV dateAdded; exploitation may have begun earlier. closedAt is the KEV listing date (a fix or mitigation was available then unless noted).
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