CVE-2020-37248

نوع الضعف

OfflineIMAP before 8.0.3 trusts the server with their STARTTLS capability prior to authentication, which allows STRIPTLS/man-in-the-middle attacks, taking over the connection and extracting account credentials in cleartext.

المراجع

• https://github.com/OfflineIMAP/offlineimap/issues/669
• https://github.com/OfflineIMAP/offlineimap3/commit/46505c53ef995455d66c685f9ec3ff6ea93dbb74
• https://github.com/OfflineIMAP/offlineimap3/issues/222
• https://pypi.org/project/offlineimap/#history
• http://www.openwall.com/lists/oss-security/2026/06/08/3