CVE-2019-11755
CVE-2019-11755
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A crafted S/MIME message consisting of an inner encryption layer and an outer SignedData layer was shown as having a valid digital signature, although the signer might have had no access to the contents of the encrypted message, and might have stripped a different signature from the encrypted message. Previous versions had only suppressed showing a digital signature for messages with an outer multipart/signed layer. This vulnerability affects Thunderbird < 68.1.1.
CVSS 7.5 · High · EPSS 1.3% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
thunderbird
- Versions
- ≥ unspecified, < 68.1.1: Affected (custom)
Update to 68.1.1
thunderbird Debian:12
- Affected ranges
- ECOSYSTEM: < 1:68.2.1-1
Update to 1:68.2.1-1
thunderbird Debian:13
- Affected ranges
- ECOSYSTEM: < 1:68.2.1-1
Update to 1:68.2.1-1
thunderbird Debian:14
- Affected ranges
- ECOSYSTEM: < 1:68.2.1-1
Update to 1:68.2.1-1
thunderbird Ubuntu:16.04:LTS
- Versions
- 1:38.3.0+build1-0ubuntu2
- 1:38.5.1+build2-0ubuntu1
- 1:38.6.0+build1-0ubuntu1
- 1:38.7.2+build1-0ubuntu0.16.04.1
- 1:38.8.0+build1-0ubuntu0.16.04.1
- 1:45.2.0+build1-0ubuntu0.16.04.1
- 1:45.3.0+build1-0ubuntu0.16.04.2
- 1:45.4.0+build1-0ubuntu0.16.04.1
- 1:45.5.1+build1-0ubuntu0.16.04.1
- 1:45.7.0+build1-0ubuntu0.16.04.1
- 1:45.8.0+build1-0ubuntu0.16.04.1
- 1:52.1.1+build1-0ubuntu0.16.04.1
- 1:52.2.1+build1-0ubuntu0.16.04.1
- 1:52.3.0+build1-0ubuntu0.16.04.1
- 1:52.4.0+build1-0ubuntu0.16.04.2
- 1:52.5.0+build1-0ubuntu0.16.04.1
- 1:52.6.0+build1-0ubuntu0.16.04.1
- 1:52.7.0+build1-0ubuntu0.16.04.1
- 1:52.8.0+build1-0ubuntu0.16.04.1
- 1:52.9.1+build3-0ubuntu0.16.04.1
- 1:60.2.1+build1-0ubuntu0.16.04.4
- 1:60.4.0+build2-0ubuntu0.16.04.1
- 1:60.5.1+build2-0ubuntu0.16.04.1
- 1:60.6.1+build2-0ubuntu0.16.04.1
- 1:60.7.0+build1-0ubuntu0.16.04.1
- 1:60.7.1+build1-0ubuntu0.16.04.1
- 1:60.7.2+build2-0ubuntu0.16.04.1
- 1:60.8.0+build1-0ubuntu0.16.04.2
- 1:60.9.0+build1-0ubuntu0.16.04.2
- 1:60.9.1+build1-0ubuntu0.16.04.1
- Affected ranges
- ECOSYSTEM: < 1:68.7.0+build1-0ubuntu0.16.04.2
Update to 1:68.7.0+build1-0ubuntu0.16.04.2
thunderbird Ubuntu:18.04:LTS
- Versions
- 1:52.4.0+build1-0ubuntu2
- 1:52.6.0+build1-0ubuntu1
- 1:52.7.0+build1-0ubuntu1
- 1:52.8.0+build1-0ubuntu0.18.04.1
- 1:52.9.1+build3-0ubuntu0.18.04.1
- 1:60.2.1+build1-0ubuntu0.18.04.2
- 1:60.4.0+build2-0ubuntu0.18.04.1
- 1:60.5.1+build2-0ubuntu0.18.04.1
- 1:60.6.1+build2-0ubuntu0.18.04.1
- 1:60.7.0+build1-0ubuntu0.18.04.1
- 1:60.7.1+build1-0ubuntu0.18.04.1
- 1:60.7.2+build2-0ubuntu0.18.04.1
- 1:60.8.0+build1-0ubuntu0.18.04.1
- 1:60.9.0+build1-0ubuntu0.18.04.1
- Affected ranges
- ECOSYSTEM: < 1:68.2.1+build1-0ubuntu0.18.04.1
Update to 1:68.2.1+build1-0ubuntu0.18.04.1
Original sources
- https://bugzilla.mozilla.org/show_bug.cgi?id=1240290
- https://www.mozilla.org/security/advisories/mfsa2019-32/
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
- https://seclists.org/bugtraq/2019/Nov/24
- https://www.debian.org/security/2019/dsa-4571
- https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html
- https://usn.ubuntu.com/4202-1/
- https://usn.ubuntu.com/4335-1/
- https://nvd.nist.gov/vuln/detail/CVE-2019-11755