A deep-dive into the SolarWinds Serv-U SSH vulnerability | Microsoft Security Blog


Several weeks ago, Microsoft detected a 0-day remote code execution exploit being used to attack the SolarWinds Serv-U FTP software in limited and targeted attacks. The Microsoft Threat Intelligence Center (MSTIC) attributed the attack with high confidence to DEV-0322, a group operating out of China, based on observed victimology, tactics, and procedures. In this blog, we share technical information about the vulnerability, tracked as CVE-2021-35211, that we shared with SolarWinds, who promptly …

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