VULNERABILITY INTELLIGENCE

CVE-2023-0616

CVSS score6.5 MEDIUM

EPSS probability0.49%

CISA KEVNot currently listed

Published2023-06-02

Last modified2026-10-24

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

Description

If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way Thunderbird repeatedly attempts to process and display the message, which could cause Thunderbird's user interface to lock up and no longer respond to the user's actions. An attacker could send a crafted message with this structure to attempt a DoS attack. This vulnerability affects Thunderbird < 102.8.

Weakness classification

nvd@nist.gov: CWE-400
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-770

Primary references

security@mozilla.org — Issue Tracking, Permissions Required, Vendor Advisory
security@mozilla.org — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory