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CVE-2020-12398

HIGH

7.5

Description

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published7/9/2020

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

canonical:ubuntu_linuxmozilla:thunderbird

Weaknesses (CWE)

CWE-319

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1613623(security@mozilla.org)

https://usn.ubuntu.com/4421-1/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2020-22/(security@mozilla.org)

https://bugzilla.mozilla.org/show_bug.cgi?id=1613623(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4421-1/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2020-22/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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