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What's new in Microsoft Patch Tuesday updates for March 2018?

Vulnerabilities mentionedAll →

CVEVulnerabilityCVSSEPSSFlagsAffectedExposurePublished
CVE-2018-0808
ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how ASP.NET web applications handle web requests, aka "ASP.NET Core Elevatio

ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how ASP.NET web applications handle web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability". This CVE is unique from CVE-2018-0784.

NVD description · AI analysis pending
7.58%
  • microsoft asp.net core
CVE-2018-0886
The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Serv

The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka "CredSSP Remote Code Execution Vulnerability".

NVD description · AI analysis pending
7.082% PoC ×3
  • microsoft windows 10
  • microsoft windows 7
  • microsoft windows 8.1
  • +1 more
CVE-2018-0940
Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update

Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8 allows an elevation of privilege vulnerability due to how links in the body of an email message are rewritten, aka "Microsoft Exchange Elevation of Privilege Vulnerability".

NVD description · AI analysis pending
6.57%
  • microsoft exchange server
Full article330 words · extracted from securityaffairs.com · click to collapse

Microsoft Patch Tuesday updates for March 2018 – Microsoft released security updates for 75 security flaws, 14 of them listed as Critical and 61 are rated Important in severity.

Microsoft Patch Tuesday updates for March 2018 address 75 vulnerabilities, all the critical flaws fixed this month affect the Internet Explorer and Edge web browsers.

Most of the critical vulnerabilities are remote code execution flaws that are related to the way browser scripting engines handle objects in memory.

One of the critical vulnerabilities fixed by the Microsoft Patch Tuesday can lead to the disclosure of information that can be leveraged to further hack the targeted system.

Two vulnerabilities fixed this month, a denial-of-service (DoS) issue in ASP.NET 2.0 (CVE-2018-0808) and a privilege escalation in Microsoft Exchange Server 2010 through 2016 editions (CVE-2018-0940), have been publicly disclosed before patches became available, but according to Microsoft, there is no news about their exploitation in the wild.

Microsoft also fixed a privilege escalation vulnerability that resides in the Windows installer and that could be exploited by an authenticated attacker to run arbitrary code with elevated permissions.

A remote code execution vulnerability exists in the Credential Security Support Provider protocol (CredSSP).

One of the most debated issues fixed by Microsoft is the CredSSP Remote Code Execution Vulnerability (CVE-2018-0886) that affects all versions of Windows to date.

The flaw could be used by a remote attacker to exploit RDP (Remote Desktop Protocol) and Windows Remote Management (WinRM) to steal data and run malicious code.

The vulnerability is a logical cryptographic issue in CredSSP that can be exploited by an attacker in a man-in-the-middle position to steal session authentication data and perform a Remote Procedure Call attack.

Microsoft Patch Tuesday updates for March 2018

The Microsoft Patch Tuesday updates for March 2018 also addressed other vulnerabilities in:

  • Microsoft Office
  • .NET Core
  • PowerShell Core
  • Microsoft Hyper-V
  • Microsoft Windows
  • ChakraCore
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Pierluigi Paganini

(Security Affairs – Microsoft Patch Tuesday updates for March 2018, RCE)

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Text extracted automatically; images, tables and formatting may be missing. Original: https://securityaffairs.com/70259/security/microsoft-patch-tuesday-march-2018.html