opensuse-su-2020:1392-1
Vulnerability from csaf_opensuse
Published
2020-09-08 18:24
Modified
2020-09-08 18:24
Summary
Security update for MozillaThunderbird

Notes

Title of the patch
Security update for MozillaThunderbird
Description of the patch
This update for MozillaThunderbird fixes the following issues: - Mozilla Thunderbird was updated to 68.12 (bsc#1175686) - CVE-2020-15663: Downgrade attack on the Mozilla Maintenance Service could have resulted in escalation of privilege - CVE-2020-15664: Attacker-induced prompt for extension installation - CVE-2020-15669: Use-After-Free when aborting an operation This update was imported from the SUSE:SLE-15:Update update project.
Patchnames
openSUSE-2020-1392
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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    "distribution": {
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        "text": "This update for MozillaThunderbird fixes the following issues:\n\n- Mozilla Thunderbird was updated to 68.12 (bsc#1175686)\n\n- CVE-2020-15663: Downgrade attack on the Mozilla Maintenance Service could\n  have resulted in escalation of privilege\n- CVE-2020-15664: Attacker-induced prompt for extension installation\n- CVE-2020-15669: Use-After-Free when aborting an operation\n\nThis update was imported from the SUSE:SLE-15:Update update project.",
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        "title": "Patchnames"
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      ],
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        {
          "category": "general",
          "text": "If Firefox is installed to a user-writable directory, the Mozilla Maintenance Service would execute updater.exe from the install location with system privileges. Although the Mozilla Maintenance Service does ensure that updater.exe is signed by Mozilla, the version could have been rolled back to a previous version which would have allowed exploitation of an older bug and arbitrary code execution with System Privileges. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox \u003c 80, Thunderbird \u003c 78.2, Thunderbird \u003c 68.12, Firefox ESR \u003c 68.12, and Firefox ESR \u003c 78.2.",
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          "text": "By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access to the InstallTrigger object which would allow them to prompt the user to install an extension. Combined with user confusion, this could result in an unintended or malicious extension being installed. This vulnerability affects Firefox \u003c 80, Thunderbird \u003c 78.2, Thunderbird \u003c 68.12, Firefox ESR \u003c 68.12, Firefox ESR \u003c 78.2, and Firefox for Android \u003c 80.",
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          "text": "When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR \u003c 68.12 and Thunderbird \u003c 68.12.",
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}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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