Vulnerability Monitor

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CVE-2012-4776

The Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka "Web Proxy Auto-Discovery Vulnerability."

Published

2012-11-14T00:55:01.747

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 9.3 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application microsoft .net_framework 2.0 Yes
Operating System microsoft windows_server_2003 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_vista * No
Operating System microsoft windows_xp * No
Operating System microsoft windows_xp - No
Application microsoft .net_framework 3.5.1 Yes
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Application microsoft .net_framework 4.0 Yes
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_server_2003 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_vista * No
Operating System microsoft windows_xp * No
Operating System microsoft windows_xp - No
Application microsoft .net_framework 3.5 Yes
Operating System microsoft windows_8 - No
Operating System microsoft windows_8 - No
Operating System microsoft windows_server_2012 - No
Application microsoft .net_framework 4.5 Yes
Operating System microsoft windows_7 * No
Operating System microsoft windows_7 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_server_2008 * No
Operating System microsoft windows_vista * No
References