CVE-2011-1991
First published: Thu Sep 15 2011(Updated: )
Multiple untrusted search path vulnerabilities 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 allow local users to gain privileges via a Trojan horse DLL in the current working directory, as demonstrated by a directory that contains a .doc, .rtf, or .txt file, related to (1) deskpan.dll in the Display Panning CPL Extension, (2) EAPHost Authenticator Service, (3) Folder Redirection, (4) HyperTerminal, (5) the Japanese Input Method Editor (IME), and (6) Microsoft Management Console (MMC), aka "Windows Components Insecure Library Loading Vulnerability."
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2003 | =sp2 | |
| Microsoft Windows 7 | ||
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Vista | =sp2 | |
| Microsoft Windows XP | =sp3 | |
| Microsoft Windows XP | =sp2 | |
| Microsoft Windows Vista | =sp2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2011-1991?
CVE-2011-1991 is classified as a high-severity vulnerability that could allow local users to gain elevated privileges.
How do I fix CVE-2011-1991?
To fix CVE-2011-1991, apply the relevant security patches provided by Microsoft for the affected Windows versions.
What systems are affected by CVE-2011-1991?
CVE-2011-1991 affects Microsoft Windows XP, Windows Vista, Windows 7, Windows Server 2003, and Windows Server 2008.
Can CVE-2011-1991 be exploited remotely?
CVE-2011-1991 cannot be exploited remotely; it requires local access to the system to take advantage of the vulnerability.
What type of attack does CVE-2011-1991 facilitate?
CVE-2011-1991 facilitates privilege escalation attacks through the use of a Trojan horse DLL placed in a user's current working directory.
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