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Category:   Application (Multimedia)  >   Adobe Flash Player Vendors:   Adobe Systems Incorporated
Adobe Flash Player Use-After-Free Memory Errors Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1040318
SecurityTracker URL:  http://securitytracker.com/id/1040318
CVE Reference:   CVE-2018-4877, CVE-2018-4878   (Links to External Site)
Updated:  Feb 7 2018
Original Entry Date:  Feb 1 2018
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 28.0.0.137 and prior
Description:   Two vulnerabilities were reported in Adobe Flash Player. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create specially crafted Flash content in a Microsoft Office document, web page, or email message that, when loaded by the target user, will trigger a use-after-free memory error and execute arbitrary code on the target user's system [CVE-2018-4878].

This vulnerability is being actively exploited.

The original advisory is available at:

https://www.krcert.or.kr/data/secNoticeView.do?bulletin_writing_sequence=26998

A remote user can create specially crafted Flash content that, when loaded by the target user, will trigger a use-after-free memory error and execute arbitrary code on the target user's system [CVE-2018-4877].

KrCERT/CC reported one vulnerability. bo13oy of Qihoo 360 Vulcan Team (via Trend Micro's Zero Day Initiative) reported one vulnerability.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued a fix (28.0.0.161).

The vendor advisories are available at:

https://helpx.adobe.com/security/products/flash-player/apsa18-01.html
https://helpx.adobe.com/security/products/flash-player/apsb18-03.html

Vendor URL:  helpx.adobe.com/security/products/flash-player/apsb18-03.html (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (macOS/OS X), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Feb 7 2018 (Red Hat Issues Fix) Adobe Flash Player Use-After-Free Memory Errors Let Remote Users Execute Arbitrary Code
Red Hat has issued a fix for Red Hat Enterprise Linux 6.
Feb 7 2018 (Microsoft Issues Fix) Adobe Flash Player Use-After-Free Memory Errors Let Remote Users Execute Arbitrary Code
Microsoft has issued a fix.



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