Top 10 Vulnerabilities



The Top 20 external and internal vulnerabilities are dynamic lists of the most prevalent and critical security vulnerabilities in the real world. Based on the "Laws of Vulnerabilities", this information is computed anonymously from over 200 million IP audits per year. The Top 10 External Vulnerabilities are the most prevalent and critical vulnerabilities which have been identified on Internet facing systems. The Top 10 Internal Vulnerabilities show this information for systems and networks inside organization's firewalls.


The Top 20 excludes vulnerabilities that do not have patches. Although such vulnerabilities may have a workaround they were excluded as there is no fix from the vendor.


Top 10 Internal Vulnerabilities: August 2011


TitleQualysIDExt. Reference
Oracle Java SE Critical Patch Update - June 2011
119319 Oracle JAVA CPU JUN2011
Adobe Reader and Acrobat Security Update (APSB11-03)
118956 APSB11-03
Adobe Flash Player Unspecified Code Execution Multiple Vulnerabilities (APSA10-01 and APSB10-14)
118088 APSA10-01 APSB10-14
Writeable SNMP
78031 N/A
Microsoft JScript and VBScript Scripting Engines Remote Code Execution Vulnerability (MS11-031)
90700 MS11-031
Microsoft .NET Common Language Runtime and Silverlight Remote Code Execution Vulnerabilities (MS10-060)
90624 MS10-060
Microsoft Windows Kernel-Mode Drivers Privilege Elevation Vulnerability (MS10-048)
90627 MS10-048
Microsoft Windows SMB Server Remote Code Execution Vulnerability (MS10-054)
90626 MS10-054
Microsoft PowerPoint Remote Code Execution Vulnerability (MS11-036)
110149 MS11-036
Microsoft SMB Server Remote Code Execution Vulnerability (MS11-020)
90699 MS11-020


Top 10 External Vulnerabilities: August 2011


TitleQualysIDExt. Reference
SSL Server Allows Anonymous Authentication Vulnerability
38142 N/A
Apache HTTP Server Multiple Cross-Site Scripting Vulnerabilities
12260 RHSA-2008-0004,RHSA-2008-0005,RHSA-2008-0006,RHSA-2008-0007,RHSA-2008-0008
EOL/Obsolete Operating System : Microsoft Windows 2000 Detected
105359 N/A
OpenSSH Signal Handling Vulnerability
38560 N/A
Internet Information Services (IIS) Could Allow Elevation of Privilege (MS09-020)
86837 MS09-020
PHP "spl_object_storage_attach" Use-After-Free Vulnerability
12378 N/A
Cisco IOS Telnet Service Remote Denial of Service Vulnerability
38308 cisco-sa-20040827-telnet
SSH Protocol Version 1 Supported
38304 N/A
Microsoft SMB Remote Code Execution Vulnerability (MS09-001)
90477 MS09-001
Microsoft Windows Server Service Could Allow Remote Code Execution (MS08-067)
90464 MS08-067


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