Vulnerability Name:

CVE-2012-4777 (CCN-79692)

Assigned:2012-11-13
Published:2012-11-13
Updated:2020-09-28
Summary:The code-optimization feature in the reflection implementation in Microsoft .NET Framework 4 and 4.5 does not properly enforce object permissions, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP) or (2) a crafted .NET Framework application, aka "WPF Reflection Optimization Vulnerability."
CVSS v3 Severity:10.0 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
6.9 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
9.3 High (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
6.9 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-264
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2012-4777

Source: OSVDB
Type: UNKNOWN
87267

Source: CCN
Type: SA51236
Microsoft .NET Framework Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
51236

Source: CCN
Type: Microsoft Security Bulletin MS12-074
Vulnerabilities in .NET Framework Could Allow Remote Code Execution (2745030)

Source: CCN
Type: Microsoft Security Bulletin MS13-004
Vulnerability in .NET Framework Could Allow Elevation of Privilege (2769324)

Source: CCN
Type: OSVDB ID: 87267
Microsoft .NET Framework WPF Reflection Optimization Object Permission Handling Arbitrary Code Execution

Source: BID
Type: UNKNOWN
56464

Source: CCN
Type: BID-56464
Microsoft .NET Framework CVE-2012-4777 Remote Privilege Escalation Vulnerability

Source: SECTRACK
Type: UNKNOWN
1027753

Source: CERT
Type: US Government Resource
TA12-318A

Source: MS
Type: UNKNOWN
MS12-074

Source: XF
Type: UNKNOWN
dotnet-reflection-priv-escalation(79692)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:15960

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:.net_framework:4.0:-:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_7:*:*:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:*:x86:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:r2:itanium:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:r2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*

    • Configuration 2:
  • cpe:/a:microsoft:.net_framework:4.5:*:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_7:*:*:x86:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_8:-:*:*:*:pro_n:*:x64:*
  • OR cpe:/o:microsoft:windows_8:-:*:*:*:pro_n:*:x86:*
  • OR cpe:/o:microsoft:windows_rt:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*
  • OR cpe:/o:microsoft:windows_server_2008:*:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
  • OR cpe:/o:microsoft:windows_vista:*:sp2:x64:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.0:-:*:*:*:*:*:*
  • OR cpe:/a:microsoft:.net_framework:4.5:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:15960
    V
    		WPF reflection optimization vulnerability - MS12-074
    2014-08-18
    BACK
    microsoft .net framework 4.0
    microsoft windows 7 *
    microsoft windows 7 *
    microsoft windows 7 * sp1
    microsoft windows 7 * sp1
    microsoft windows server 2003 * sp2
    microsoft windows server 2008 * r2
    microsoft windows server 2008 * r2
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 * sp2
    microsoft windows vista * sp2
    microsoft windows vista * sp2
    microsoft windows xp * sp3
    microsoft windows xp - sp2
    microsoft .net framework 4.5
    microsoft windows 7 *
    microsoft windows 7 * sp1
    microsoft windows 8 - -
    microsoft windows 8 - -
    microsoft windows rt -
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 * sp2
    microsoft windows server 2012 -
    microsoft windows vista * sp2
    microsoft windows vista * sp2
    microsoft .net framework 2.0 sp2
    microsoft .net framework 4.0
    microsoft .net framework 4.5