CVE-2020-12398
N/A
N/A
Summary
If Thunderbird is configured to use STARTTLS for an IMAP server, and the server sends a PREAUTH response, then Thunderbird will continue with an unencrypted connection, causing email data to be sent without protection. This vulnerability affects Thunderbird < 68.9.0.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Thunderbird | unspecified < 68.9.0 | affected |
Weaknesses
- Security downgrade with IMAP STARTTLS leads to information leakage
ADP Enrichment
CVE Program Container
Additional References
- https://www.mozilla.org/security/advisories/mfsa2020-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1613623
- https://usn.ubuntu.com/4421-1/
References
- https://www.mozilla.org/security/advisories/mfsa2020-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1613623
- https://usn.ubuntu.com/4421-1/
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