CVE-2013-3918

HIGH

8.8

CVSS Score

Published: November 12, 2013 at 01:00 AM UTC

Updated: June 16, 2026 at 11:56 PM UTC

10 products affected across 1 vendorWindows Server 2012Windows Server 2008Windows 7

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Severity

HIGH8.8

Exploitation

CISA KEV

Exploit prediction

EPSS 74%

SSVC

Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score73.7%

EPSS (Exploit Prediction Scoring System) estimates a 73.7% chance this CVE is exploited in the wild within the next 30 days — higher than 99% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Microsoft Windows contains an out-of-bounds write vulnerability in the InformationCardSigninHelper Class ActiveX control, icardie.dll. An attacker could exploit the vulnerability by constructing a specially crafted webpage. When a user views the webpage, the vulnerability could allow remote code execution. An attacker who successfully exploited this vulnerability could gain the same user rights as the current user. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

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.

Ransomware Use

Unknown

Added to KEV

Oct 6, 2025

Remediation Due

Oct 27, 2025

365 days overdue

Notes

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-090

https://nvd.nist.gov/vuln/detail/CVE-2013-3918

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."