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CVE-2019-11755
HIGH7.5
Description
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.
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published9/27/2019
Last Modified11/21/2024
Sourcenvd
Honeypot Sightings0
Affected Products
mozilla:thunderbird
Weaknesses (CWE)
CWE-347
References
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html(security@mozilla.org)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html(security@mozilla.org)
https://bugzilla.mozilla.org/show_bug.cgi?id=1240290(security@mozilla.org)
https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html(security@mozilla.org)
https://seclists.org/bugtraq/2019/Nov/24(security@mozilla.org)
https://usn.ubuntu.com/4202-1/(security@mozilla.org)
https://usn.ubuntu.com/4335-1/(security@mozilla.org)
https://www.debian.org/security/2019/dsa-4571(security@mozilla.org)
https://www.mozilla.org/security/advisories/mfsa2019-32/(security@mozilla.org)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html(af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html(af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1240290(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/11/msg00017.html(af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Nov/24(af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4202-1/(af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4335-1/(af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4571(af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2019-32/(af854a3a-2127-422b-91ae-364da2661108)
IOC Correlations
No correlations recorded
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