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Mozilla: Covert Content Attack on S/MIME encryption using a crafted multipart/alternative message

🗓️ 16 Sep 2019 14:39:10Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Covert S/MIME leakage via crafted multipart alternative in HTML replies; Thunderbird before 68.1 and 60.9.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.0ppc64lethunderbird60.9.0-2.el8_0thunderbird-60.9.0-2.el8_0.ppc64le.rpm
Red Hat Enterprise Linux8.0x86_64thunderbird60.9.0-2.el8_0thunderbird-60.9.0-2.el8_0.x86_64.rpm
Red Hat Enterprise Linux8.0ppc64lethunderbird-debuginfo60.9.0-2.el8_0thunderbird-debuginfo-60.9.0-2.el8_0.ppc64le.rpm
Red Hat Enterprise Linux8.0x86_64thunderbird-debuginfo60.9.0-2.el8_0thunderbird-debuginfo-60.9.0-2.el8_0.x86_64.rpm
Red Hat Enterprise Linux8.0ppc64lethunderbird-debugsource60.9.0-2.el8_0thunderbird-debugsource-60.9.0-2.el8_0.ppc64le.rpm
Red Hat Enterprise Linux8.0x86_64thunderbird-debugsource60.9.0-2.el8_0thunderbird-debugsource-60.9.0-2.el8_0.x86_64.rpm

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13 Jan 2026 21:27Current
7.3High risk
Vulners AI Score7.3
CVSS 24.3
CVSS 3.16.5
EPSS0.00897
4