D-Link DIR820LA1_FW105B03 - RCE (CVE-2023-25280)

CVE-2023-25280 is a critical OS command injection vulnerability affecting D-Link DIR-820L devices, where attackers can escalate privileges to root by submitting a malicious payload to an endpoint related to network diagnostics.

CrowdSec has been tracking this vulnerability and its exploits since 10th of March 2025.

Data from the CrowdSec community indicates that exploitation of CVE-2023-25280 is highly selective and intelligence-driven. Threat actors use advanced reconnaissance and carefully choose their targets, often as part of sophisticated campaigns or advanced persistent threat operations. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2023-25280 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2023-25280 is currently experiencing high visibility and active exploitation across the internet.

Exploitation attempts focus on requests targeting URLs containing /ping.ccp.