Microsoft Patch Tuesday June 2015 bring 08 security bulletins addressing a total of 45 vulnerabilities using a vulnerability management tool. This month high priority fix is for Internet Explorer which alone addresses 24 out of 45 vulnerabilities.
This month 2 bulletins are rated as Critical, addressing 25 vulnerabilities and 6 are rated as Important. A patch management tool can patch these vulnerabilities.
Critical security updates addresses security issues in Internet Explorer 6 to Internet Explorer 11 and Windows Media Player. All of them potentially allow Remote Code Execution and even though Microsoft Office and Microsoft Common Controls are marked as Important they allows Remote Code Execution. Overall 4 out of 8 bulletins allow Remote Code Execution, hence these bulletins are high priority for deploying patches.
Attackers can trigger vulnerability (and execute malicious code on the user systems) in Internet Explorer just by convincing the users to visit a malicious web page, similarly attacker can trigger the vulnerability (and execute malicious code on the user systems) in Windows Media Player by convincing the users to open malicious media files.
The other 6 important security updates address issues in Microsoft Office, Microsoft Common Controls, Windows Kernel-Mode Drivers, Active Directory Federation Services, Windows Kernel, Microsoft Exchange Server.
Microsoft Patch Tuesday June 2015 in order of severity.
MS15-056: Cumulative Security Update for Internet Explorer (3058515)
Severity Rating: Critical
Affected Software: Internet Explorer
Impact: Remote Code Execution
MS15-057: Vulnerability in Windows Media Player Could Allow Remote Code Execution (3033890)
Severity Rating: Critical
Affected Software: Windows Media Player
Impact: Remote Code Execution
MS15-059: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3064949)
Severity Rating: Important
Affected Software: Microsoft Office
Impact: Remote Code Execution
MS15-060: Vulnerability in Microsoft Common Controls Could Allow Remote Code Execution (3059317)
Severity Rating: Important
Affected Software: Microsoft Common Controls
Impact: Remote Code Execution
MS15-061: Vulnerabilities in Windows Kernel-Mode Drivers Could Allow Elevation of Privilege (3057839)
Severity Rating: Important
Affected Software: Windows Kernel-Mode Drivers
Impact: Elevation of Privilege
MS15-062: Vulnerability in Active Directory Federation Services Could Allow Elevation of Privilege (3062577)
Severity Rating: Important
Affected Software: Active Directory Federation Services
Impact: Elevation of Privilege
MS15-063: Vulnerability in Windows Kernel Could Allow Elevation of Privilege (3063858)
Severity Rating: Important
Affected Software: Windows Kernel
Impact: Elevation of Privilege
MS15-064: Vulnerabilities in Microsoft Exchange Server Could Allow Elevation of Privilege (3062157)
Severity Rating: Important
Affected Software: Microsoft Exchange Server
Impact: Elevation of Privilege
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- Veerendra GG