vulnerability
MFSA2020-04 Thunderbird: Security Vulnerabilities fixed in Thunderbird 68.4.1 (CVE-2019-17021)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:H/Au:N/C:P/I:N/A:N) | Jan 8, 2020 | Jan 13, 2020 | Mar 27, 2026 |
Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
Jan 8, 2020
Added
Jan 13, 2020
Modified
Mar 27, 2026
Description
During the initialization of a new content process, a race condition occurs that can allow a content process to disclose heap addresses from the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.
Solution
mozilla-thunderbird-upgrade-68_4_1
Rapid7 Labs
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