NULL pointer dereference in Microsoft Windows 7
CVE-2011-1887
win32k.sys in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other CVEs listed in MS11-054, aka "Win32k Null Pointer De-reference Vulnerability."
EPSS: 0.012 (64.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows_7
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows_vista
- N/a — versions n/a
Weakness classification (CWE)
References
- secure@microsoft.com (vdb-entry, x_refsource_BID)
- secure@microsoft.com (x_refsource_OSVDB, vdb-entry)
- secure@microsoft.com (x_refsource_MS, vendor-advisory)
- secure@microsoft.com (x_refsource_CONFIRM)
- secure@microsoft.com (US Government Resource, x_refsource_CERT, third-party-advisory)
- secure@microsoft.com (x_refsource_SECUNIA, third-party-advisory)
- secure@microsoft.com (vdb-entry, x_refsource_SECTRACK)
- secure@microsoft.com (signature, x_refsource_OVAL, vdb-entry)
Frequently asked questions
- What is CVE-2011-1887?
- CVE-2011-1887 is a high-severity vulnerability in Microsoft Windows 7, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2011-07-13.
- How severe is CVE-2011-1887?
- High severity. CVSS v3 base score is 7.8 out of 10.