Actively exploited in the wild
Microsoft Windows Out-of-Bounds Write Vulnerability
Microsoft - Windows · Listed in the CISA KEV since 2025-10-06. This indicates confirmed attacks in production environments.
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.
CVE-2013-3918
HighCVSS 8.8KEVSummary
Klasa InformationCardSigninHelper w kontrolce ActiveX icardie.dll w systemach Windows XP SP2 i SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 i R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold i R2 oraz Windows RT Gold i 8.1 pozwala zdalnym atakującym na wykonanie dowolnego kodu lub spowodowanie odmowy usługi (zapisywanie poza zakresem) poprzez spreparowaną stronę internetową otwieraną w przeglądarce Internet Explorer. Podatność ta była wykorzystywana w atakach w listopadzie 2013 roku.
Risk Assessment
Wykorzystanie tej podatności może prowadzić do zdalnego wykonania kodu, co stwarza poważne zagrożenie dla bezpieczeństwa systemów oraz danych organizacji. Może to również skutkować odmową usługi, co wpływa na dostępność usług.
Recommendation
Zaleca się aktualizację systemów operacyjnych do najnowszych wersji oraz zastosowanie poprawek bezpieczeństwa, aby zminimalizować ryzyko związane z tą podatnością. Należy również rozważyć ograniczenie dostępu do Internet Explorera lub jego całkowite wyłączenie, jeśli to możliwe.
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Original NVD description (English source)
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."