Vulnerability identifier: #VU5258
Vulnerability risk: Critical
Exploitation vector: Network
Exploit availability: No
Vendor: JustSystems Corporation
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to buffer overflow when processing documents. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Note: the vulnerability was being actively exploited.
Install update from vendor's website.
Vulnerable software versions
Ichitaro: 2008, 2009, 2010, 2011, 2012, 2013, 2014
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.