Vulnerability Name:

CVE-2012-1538 (CCN-79684)

Assigned:2012-11-13
Published:2012-11-13
Updated:2020-09-28
Summary:Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka "CFormElement Use After Free 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-399
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2012-1538

Source: CCN
Type: SA51202
Microsoft Internet Explorer Multiple Use-After-Free Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
51202

Source: CCN
Type: Microsoft Security Bulletin MS12-071
Cumulative Security Update for Internet Explorer (2761451)

Source: BID
Type: UNKNOWN
56420

Source: CCN
Type: BID-56420
Microsoft Internet Explorer CFormElement Use-After-Free Remote Code Execution Vulnerability

Source: SECTRACK
Type: UNKNOWN
1027749

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

Source: MS
Type: UNKNOWN
MS12-071

Source: XF
Type: UNKNOWN
ms-ie-cformelement-code-exec(79684)

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:15677

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
  • 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_2008:*:r2:x64:*:*:*:*:*
  • 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:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:internet_explorer:9:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:15677
    V
    CFormElement use after free vulnerability - MS12-071
    2014-08-18
    BACK
    microsoft internet explorer 9
    microsoft windows 7 *
    microsoft windows 7 *
    microsoft windows 7 * sp1
    microsoft windows 7 * sp1
    microsoft windows server 2008 * r2
    microsoft windows server 2008 * sp2
    microsoft windows server 2008 * sp2
    microsoft windows vista * sp2
    microsoft windows vista * sp2
    microsoft ie 9