MailMate before 1.11 automatically imported S/MIME certificates and thereby silently replaced existing ones. This allowed a man-in-the-middle attacker to obtain an email-validated S/MIME certificate from a trusted CA and replace the public key of the entity to be impersonated. This enabled the attacker to decipher further communication. The entire attack could be accomplished by sending a single email.
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References
History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T12:04:22.532Z
Reserved: 2020-05-01T00:00:00
Link: CVE-2020-12619

No data.

Status : Modified
Published: 2020-08-20T23:15:10.837
Modified: 2024-11-21T04:59:55.937
Link: CVE-2020-12619

No data.