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The server can be used as a proxy to conduct port scanning of hosts in internal networks, use other URLs such as that can access documents on the system (using file:\u002F\u002F), or use other protocols such as gopher:\u002F\u002F or tftp:\u002F\u002F, which may provide greater control over the contents of requests.","Incomplete","Base","Simple",1,{"shortDescription":41,"requiredAction":41,"vulnerabilityName":41,"dateAdded":26},[],{"title":170,"metaDescription":171,"keywords":172,"canonicalUrl":173,"structuredData":174},"What is CVE-2021-21975? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-21975, a high severity cyber security vulnerability from 2021. High exploit probability (78.0%). 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