Vulnerability Name:

CVE-2006-3899 (CCN-27884)

Assigned:2006-07-20
Published:2006-07-20
Updated:2021-12-13
Summary:Microsoft Internet Explorer 6.0 on Windows XP SP2 allows remote attackers to cause a denial of service (application crash) by calling the stringToBinary function of the CEnroll.CEnroll.2 ActiveX object with a long second argument, which triggers an invalid memory access inside the SysAllocStringLen function.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: CCN
Type: Browser Fun Blog Thursday, July 20, 2006
MoBB #21: CEnroll stringToBinary

Source: MISC
Type: Broken Link
http://browserfun.blogspot.com/2006/07/mobb-21-cenroll-stringtobinary.html

Source: MITRE
Type: CNA
CVE-2006-3899

Source: OSVDB
Type: Broken Link
27230

Source: CCN
Type: OSVDB ID: 27230
Microsoft IE CEnroll SysAllocStringLen Invalid Length

Source: BID
Type: Exploit, Third Party Advisory, VDB Entry
19102

Source: CCN
Type: BID-19102
Microsoft Internet Explorer String To Binary Function Denial Of Service Vulnerability

Source: VUPEN
Type: Not Applicable
ADV-2006-2916

Source: XF
Type: Third Party Advisory, VDB Entry
ie-cenroll-stringtobinary-dos(27884)

Source: XF
Type: UNKNOWN
ie-cenroll-stringtobinary-dos(27884)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:6.0:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:internet_explorer:6.0:sp2:*:*:*:*:*:*
  • AND
  • cpe:/o:microsoft:windows_xp:-:sp2:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*
  • OR cpe:/a:microsoft:ie:6.0:sp1:*:*:*:*:*:*
  • OR cpe:/a:microsoft:ie:6.0:sp2:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    microsoft internet explorer 6.0
    microsoft internet explorer 6.0 sp1
    microsoft internet explorer 6.0 sp2
    microsoft windows xp - sp2
    microsoft ie 6.0
    microsoft ie 6.0 sp1
    microsoft ie 6.0 sp2