SB2014051304 - Security bypass in Microsoft Office
Published: May 13, 2014 Updated: January 20, 2017
Security Bulletin ID
SB2014051304
Severity
Critical
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security bypass (CVE-ID: CVE-2014-1809)
The vulnerability allows a remote attacker to bypass security restrictions on the target system.The weakness exists due to improper implementation of Address Space Layout Randomization (ASLR) features in MSCOMCTL. By persuading a victim to visit a specially-crafted Web site or open an application or Office document with a specially-crafted ActiveX control embedded within it, an attacker could exploit this vulnerability to bypass ASLR and execute another attack that otherwise would have been blocked by ASLR.
Successful exploitation of the vulnerability results in security bypass on the vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.