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Exploit:Win32/Pdfjsc.J
Detected by Microsoft Defender Antivirus
Aliases: No associated aliases
Summary
Exploit:Win32/Pdfjsc.J is a detection for specially-crafted PDF files that target software vulnerabilities in Adobe Acrobat and Adobe Reader. Once the malformed PDF files are opened by vulnerable versions of Adobe Acrobat and Reader, the embedded JavaScript loads the exploit. The exploit may execute arbitrary code of the attacker's choice, however, it is often used to download and execute additional malware on the affected computer.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner (http://go.microsoft.com/fwlink/?LinkId=212742). For more information, see http://www.microsoft.com/protect/computer/viruses/vista.mspx.
This threat exploits known vulnerabilities in PDF documents, with CVE Identifiers CVE-2008-2992, CVE-2009-0927 and CVE-2009-1493, in Adobe Acrobat Reader. After removing this threat, make sure that you install the updates available from the vendor. You can read more about these vulnerabilities in PDF documents, as well as where to download the software update from the following links:
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