Summary [1]
Critical vulnerabilities have been identified in Adobe Reader and Acrobat 8.1.2 and earlier versions. These vulnerabilities would cause the application to crash and could potentially allow an attacker to take control of the affected system.
Adobe Reader 9 and Acrobat 9 are not vulnerable to these issues. Adobe recommends users of Acrobat 8 and Adobe Reader 8 who can’t update to Adobe Reader 9 install the 8.1.3 update to protect themselves from potential vulnerabilities.
The vulnerability is actively being exploited in the wild with very little detection/protection from the AntiVirus products.
The payload is in a JavaScript object embedded in the PDF document [4]
Avoid the problems and the risk and upgrade to Adobe Reader 9 asap!
[1] APSB08-19 Security Update available for Adobe Reader 8 and Acrobat 8 (2008-Nov-04) [Adobe]
[2] Acrobat continued activity in the wild (2008-Nov-11) [SANS]
[3] Adobe Reader Vulnerability – part 2 (2008-Nov-10) [SANS]
[4] Adobe Reader vulnerability exploited in the wild (2008-Nov-07) [SANS]









