CVE-2011-5046
HighSummary
Podatność w interfejsie GDI w win32k.sys w systemach Microsoft Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008 oraz Windows 7 pozwala zdalnym atakującym na wykonanie dowolnego kodu lub spowodowanie odmowy usługi poprzez nieprawidłowe przetwarzanie danych wejściowych od użytkownika. Problem ten jest związany z niewłaściwą walidacją danych, co może prowadzić do uszkodzenia pamięci.
Risk Assessment
Organizacje mogą być narażone na zdalne ataki, które mogą prowadzić do przejęcia kontroli nad systemem lub zakłócenia jego działania. Wykorzystanie tej podatności może skutkować poważnymi konsekwencjami, w tym utratą danych i przestojami w działaniu usług.
Recommendation
Zaleca się aktualizację systemów operacyjnych do najnowszych wersji, które zawierają poprawki bezpieczeństwa. Dodatkowo, warto ograniczyć dostęp do systemów, które mogą być narażone na ataki wykorzystujące tę podatność.
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Original NVD description (English source)
The Graphics Device Interface (GDI) in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted data, as demonstrated by a large height attribute of an IFRAME element rendered by Safari, aka "GDI Access Violation Vulnerability."
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

