STARTTLS Session Encryption Bypass in Fetchmail

STARTTLS Session Encryption Bypass in Fetchmail

CVE-2021-39272 · MEDIUM Severity

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in some circumstances, such as a certain situation with IMAP and PREAUTH.

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