Active Exploitation of DoS Vulnerability in SolarWinds Serv-U FTP Servers Confirmed by CISA

Attackers are actively exploiting a Denial-of-Service (DoS) vulnerability in SolarWinds Serv-U FTP servers, as confirmed by the U.S. Cybersecurity and Infrastructure Security Agency (CISA). The flaw allows threat actors to disrupt affected systems by abusing the vulnerability. No specific CVE identifier, technical details about the exploit mechanism, or affected software versions were provided in the report. The incident highlights ongoing malicious activity targeting SolarWinds Serv-U deployments. The source indicates that exploitation is already underway, though no timeline or geographic scope was specified.