medium6.5
CVE-2020-37248
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…
Impact
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.
Affected products
| Product | Affected versions |
|---|---|
| OfflineIMAP | before 8.0.3 |
Versions were read from the advisory text. No structured product data has been published for this record yet.
Weakness classification
References
- NVD record
- CVE.org record
- 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