SB2018081422 - Microsoft Windows update for Adobe Flash 



SB2018081422 - Microsoft Windows update for Adobe Flash

Published: August 14, 2018

Security Bulletin ID SB2018081422
Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 20% Low 80%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2018-12824)

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to out-of-bounds read when handling malicious input. A remote attacker can trick the victim into opening a specially crafted .swf and gain access to potentially sensitive information.


2) Security restrictions bypass (CVE-ID: CVE-2018-12825)

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to security restrictions bypass. A remote attacker can trick the victim into opening a specially crafted .swf file, bypass security restrictions and gain access to potentially sensitive information.


3) Out-of-bounds read (CVE-ID: CVE-2018-12826)

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to out-of-bounds read when handling malicious input. A remote attacker can trick the victim into opening a specially crafted .swf and gain access to potentially sensitive information.


4) Out-of-bounds read (CVE-ID: CVE-2018-12827)

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to out-of-bounds read when handling malicious input. A remote attacker can trick the victim into opening a specially crafted .swf and gain access to potentially sensitive information.


5) Improper input validation (CVE-ID: CVE-2018-12828)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when handling malicious input. A remote attacker can trick the victim into opening a specially crafted .swf file and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


Remediation

Install update from vendor's website.