CVE-2023-50761

CVSS 3.1 Score 4.3 of 10 (medium)

Details

Published Dec 19, 2023
Updated: Dec 29, 2023

Summary

CVE-2023-50761 is a vulnerability that affects Thunderbird versions prior to 115.6. The vulnerability allows the signature of a digitally signed S/MIME email message to display as valid, even if there is a mismatch between the signature creation date and the message date and time. This could potentially give recipients the impression that a message was sent at a different date or time. The vulnerability has a base severity of MEDIUM with a base score of 4.3 according to the National Vulnerability Database (NVD). The exploitability score is 2.8, and no privileges are required for exploitation. User interaction is required, and the attack vector is through the network. The impact on integrity is low, and there is no impact on confidentiality or availability. Remediating this vulnerability requires updating Thunderbird to version 115.6 or later.

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