Skip to main content
Skip to main content
Microsoft Security Intelligence
Published Apr 21, 2011 | Updated Sep 15, 2017

Exploit:Win32/Pdfjsc.OL

Detected by Microsoft Defender Antivirus

Aliases: PDF/Obfusc.Q!Camelot (Command) Exploit.JS.Pdfka.dnh (Kaspersky) EXP/Pdfka.CO (Avira) Exploit.Win32.Pdfjsc (Ikarus) Troj/PDFEx-EK (Sophos) Exploit.PDF-JS.Gen (Sunbelt Software)

Summary

Exploit:Win32/Pdfjsc.OL is the detection for malicious Portable Document Format (PDF) files that contain an obfuscated JavaScript. These files exploit a vulnerability in Adobe Acrobat and Adobe Reader that allows it to download and execute arbitrary files. The vulnerability is discussed in the following links:

To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:

For more information on antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.

Update vulnerable PDF applications

This threat exploits known vulnerabilities in Adobe Acrobat and 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:

Follow us