CVE-2013-3918

Published Nov 12, 2013

Last updated 2 months ago

Overview

Description
The InformationCardSigninHelper Class ActiveX control in icardie.dll in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds write) via a crafted web page that is accessed by Internet Explorer, as exploited in the wild in November 2013, aka "InformationCardSigninHelper Vulnerability."
Source
secure@microsoft.com
NVD status
Deferred
Products
windows_7, windows_8, windows_8.1, windows_rt, windows_rt_8.1, windows_server_2003, windows_server_2008, windows_server_2012, windows_vista, windows_xp

Risk scores

CVSS 3.1

Type
Secondary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity
HIGH

CVSS 2.0

Type
Primary
Base score
9.3
Impact score
10
Exploitability score
8.6
Vector string
AV:N/AC:M/Au:N/C:C/I:C/A:C

Known exploits

Data from CISA

Vulnerability name
Microsoft Windows Out-of-Bounds Write Vulnerability
Exploit added on
Oct 6, 2025
Exploit action due
Oct 27, 2025
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

nvd@nist.gov
CWE-119
134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-787

Social media

Hype score
Not currently trending

Configurations