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Category:   Application (Web Browser)  >   Mozilla Firefox Vendors:   Mozilla.org
Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
SecurityTracker Alert ID:  1041944
SecurityTracker URL:  http://securitytracker.com/id/1041944
CVE Reference:   CVE-2018-12388, CVE-2018-12389, CVE-2018-12390, CVE-2018-12391, CVE-2018-12392, CVE-2018-12393, CVE-2018-12395, CVE-2018-12396, CVE-2018-12397, CVE-2018-12398, CVE-2018-12399, CVE-2018-12400, CVE-2018-12401, CVE-2018-12402, CVE-2018-12403   (Links to External Site)
Updated:  Oct 25 2018
Original Entry Date:  Oct 24 2018
Impact:   Denial of service via network, Disclosure of system information, Disclosure of user information, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   Multiple vulnerabilities were reported in Mozilla Firefox. A remote user can cause arbitrary code to be executed on the target user's system. A remote user can cause denial of service conditions on the target system. A remote user can obtain potentially sensitive information on the target system.

On Firefox for Android, a remote user can cause audio data to be loaded in violation of service policy via HTTP Live Streaming [CVE-2018-12391].

A remote user can cause a crash with nested event loops [CVE-2018-12392].

A remote user can cause an integer overflow during Unicode conversion while loading JavaScript [CVE-2018-12393]. 64-bit builds are not affected.

A remote user can cause a WebExtension bypass of domain restrictions through header rewriting [CVE-2018-12395].

A remote user can cause a WebExtension to run disallowed scripts [CVE-2018-12396].

A remote user can cause a missing WebExtension warning prompt when requesting local file access [CVE-2018-12397].

A remote user can inject stylesheets and bypass Content Security Policy (CSP) in some special resource URLs [CVE-2018-12398].

A remote user can spoof the protocol registration notification bar [CVE-2018-12399].

On Firefox for Android, favicons are cached in private browsing mode [CVE-2018-12400].

A remote user can cause a denial of service attack when special resource URL parsing [CVE-2018-12401].

A remote user can cause SameSite cookies to leak when explicitly saved [CVE-2018-12402].

A remote user can cause a mixed content warning to be not displayed when an HTTPS page loads a favicon via HTTP [CVE-2018-12403].

A remote user can create specially crafted content that, when loaded by the target user, will execute arbitrary code on the target user's system [CVE-2018-12388, CVE-2018-12389, CVE-2018-12390].

1lastBr3ath, Abdulrahman Alqabandi, Bob Owen, Bogdan Tara, Boris Zbarsky, Calixte Denizet, Christian Holler, Dana Keeler, Daniel Veditz, Gary Kwong, Jason Kratzer, Jed Davis, Jun Kokatsu, Konark Modi, Marcia Knous, Mathias Wu, Nils, Philipp, Raul Gurzau, Raymond Forbes, Rob Wu, Andrew Swan, Ronald Crane, Steve Fink, Taegeon Lee, Tyson Smith, Yigit Can Yilmaz, cgvwzq, and r reported these vulnerabilities.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.

A remote user can cause denial of service conditions.

A remote user can obtain potentially sensitive information on the target system.

Solution:   The vendor has issued a fix (63.0, ESR 60.3).

The vendor advisory is available at:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-26/
https://www.mozilla.org/en-US/security/advisories/mfsa2018-27/

Vendor URL:  www.mozilla.org/en-US/security/advisories/mfsa2018-26/ (Links to External Site)
Cause:   Access control error, Boundary error, Input validation error, State error
Underlying OS:  Android, Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Oct 24 2018 (Ubuntu Issues Fix) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Ubuntu has issued a fix for Ubuntu Linux 14.04 LTS, 16.04 LTS, 18.04 LTS, and 18.10.
Oct 25 2018 (Oracle Issues Fix for Oracle Linux) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Oracle has issued a fix for Oracle Linux 7.
Oct 25 2018 (Red Hat Issues Fix) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 7.
Oct 25 2018 (Red Hat Issues Fix) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 6.
Nov 9 2018 (Red Hat Issues Fix for Mozilla Thunderbird) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Red Hat has issued a fix for Mozilla Thunderbird for Red Hat Enterprise Linux 6 and 7.
Nov 12 2018 (Oracle Issues Fix for Oracle Linux for Mozilla Thunderbird) Mozilla Firefox Multiple Bugs Let Remote Users Deny Service, Obtain Potentially Sensitive Information, and Execute Arbitrary Code
Oracle has issued a fix for Mozilla Thunderbird for Oracle Linux 7.



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