{"containers":{"cna":{"affected":[{"product":"security","vendor":"nim-lang","versions":[{"status":"affected","version":"< 1.2.10"},{"status":"affected","version":">= 1.4.0, < 1.4.4"}]}],"descriptions":[{"lang":"en","value":"Nimble is a package manager for the Nim programming language. In Nim release versions before versions 1.2.10 and 1.4.4, \"nimble refresh\" fetches a list of Nimble packages over HTTPS without full verification of the SSL/TLS certificate due to the default setting of httpClient. An attacker able to perform MitM can deliver a modified package list containing malicious software packages. 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