CISSP Exam Note (Telecommunications and Networking Security Domain) – 5 Common LAN Topologies

Topologies – defines the manner in which the network devices are organized to facilitate communication

Bus

• All transmissions travel full length of the cable and receive by all other stations
• Single point of failure n the cable
• If one of the links between any of the computers is broken, the network is down
• Primarily Ethernet
• These networks were originally designed to work with more sporadic traffic Read more

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• From the National Vulnerability Database

  • CVE-2011-4872 (desire_hd, desire_s, droid_incredible, evo_3d, evo_4g, glacier, sensation_4g, sen...) February 4, 2012
    Multiple HTC Android devices including Desire HD FRG83D and GRI40, Glacier FRG83, Droid Incredible FRF91, Thunderbolt 4G FRG83D, Sensation Z710e GRI40, Sensation 4G GRI40, Desire S GRI40, EVO 3D GRI40, and EVO 4G GRI40 allow remote attackers to obtain 802.1X Wi-Fi credentials and SSID via a crafted application that uses the android.permission.ACCESS_WIFI_STA […]
    nvd@nist.gov
  • CVE-2011-4512 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    CRLF injection vulnerability in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allows remote attackers to inject arbitrary HTTP headers and conduct HT […]
    nvd@nist.gov
  • CVE-2011-4879 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    miniweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime does not properly handle URIs beginning with a 0xfa character, which allows remote attac […]
    nvd@nist.gov
  • CVE-2011-4514 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime does not perform authentication, which makes it easier for remote attackers to obtain access via a TCP session. […]
    nvd@nist.gov
  • CVE-2011-4510 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    Cross-site scripting (XSS) vulnerability in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allows remote attackers to inject arbitrary web script or H […]
    nvd@nist.gov
  • CVE-2011-4878 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    Directory traversal vulnerability in miniweb.exe in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allows remote attackers to read arbitrary files via […]
    nvd@nist.gov
  • CVE-2011-4877 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    HmiLoad in the runtime loader in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime, when Transfer Mode is enabled, allows remote attackers to cause a denial of service (application crash) by sending crafted […]
    nvd@nist.gov
  • CVE-2011-4513 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allow user-assisted remote attackers to execute arbitrary code via a crafted project file, related to the HMI web server and runtime loader. […]
    nvd@nist.gov
  • CVE-2011-4876 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    Directory traversal vulnerability in HmiLoad in the runtime loader in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime, when Transfer Mode is enabled, allows remote attackers to execute, read, create, modi […]
    nvd@nist.gov
  • CVE-2011-4511 (wincc_flexible, simatic_hmi_panels, wincc_runtime_advanced, wincc_flexible_runtime) February 2, 2012
    Cross-site scripting (XSS) vulnerability in the HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime allows remote attackers to inject arbitrary web script or H […]
    nvd@nist.gov