Symantec AntiVirus and Client Security buffer overflow

Notification Type: Internet Security Systems Protection Alert
Notification Date: June 2, 2006
Notification Version: 1.1
   
Name: Symantec AntiVirus and Client Security buffer overflow
Description: A flaw exists in a portion of Symantec enterprise level security suites. This flaw allows an attacker to create specially crafted network traffic that will result in a buffer overflow allowing an attacker to gain complete control of a victim machine.

 

ISS Coverage
Product Content Version
Network Sensor 7.0
Proventia A
Proventia IPS (G/GX) prior to Firmware Version 1.2
Server Sensor 7.0		  24.37

Proventia IPS (G/GX) Firmware Version 1.2 or
laterProventia M
Proventia Server (Linux)

 1.76
Proventia Server (Windows) 1.0.914.1760
Proventia Desktop 8.0.675.1760
RealSecure Desktop 7.0 EPH
BlackICE PC Protection 3.6 CPH
Internet Scanner 7.2 7.2.27
Proventia Network Enterprise Scanner 1.4
Propagation Techniques ISS Protection Available
 Remote network exploit   Symantec_Management_Overflow   6/03/06
Detection Techniques ISS Protection Available
Vulnerability assessment SymantecAntivirusClientBo 6/03/06

Detailed Description
Business Impact: The significance of this vulnerability is magnified because it exists in a security application. Compromise of the application can lead to exposure of confidential information, loss of productivity, and further network compromise. Successful exploitation of this vulnerability could be used to gain unauthorized access to networks and machines.
CVSS: Base Score:  10.0
  Access Vector:  Remote
Access Complexity:  Low
Authentication:  Not Required
Confidentiality Impact:  Complete
Integrity Impact:  Complete
Availability Impact:  Complete
Impact Bias:  Normal
Adjusted Temporal Score:  7.4
  Exploitability:  Unproven
Remediation Level:  Official Fix
Report Confidence:  Confirmed
Affected Products: Symantec Client Security
Version Build
3.1 3.1.0.394
3.1 3.1.0.400
3.0 3.0.2.2000
3.0 3.0.2.2001
3.0 3.0.2.2010
3.0 3.0.2.2020
3.0 3.0.1.1007
3.0 3.0.1.1000

Symantec Antivirus Corporate Edition
Version Build
10.1 10.1.0.394
10.1 10.1.0.400
10.1 10.1.0.394  64 bit
10.0 10.0.2.2000
10.0 10.0.2.2001
10.0 10.0.2.2010
10.0 10.0.2.2020
10.0 10.0.1.1007
10.0 10.0.1.1000

Note: Additional versions may be affected, please contact the vendor
for confirmation.
Technical Description:  A vulnerability has been discovered in enterprise implementations of Symantec’s security suite. ISS X-Force has been able to locate and recreate the vulnerability, as well as verify the scope of the issue resulting exploitation. The vulnerability exists in a service that accepts remote data and successful exploitation would result in complete control of the victim machine. Although this vector appears to be wormable, X-Force feels this should not occur without the public disclosure of additional technical details.

References
Internet Security Systems  http://xforce.iss.net/xforce/xfdb/26706
Symantec Security Response Advisory SYM06-010 http://securityresponse.symantec.com/avcenter/security/Content/2006.05.25.html
US-CERT Vulnerability Note VU#404910 http://www.kb.cert.org/vuls/id/404910
eEye Digital Security Upcoming Advisories, EEYEB-20060524 http://www.eeye.com/html/research/upcoming/20060524.html

Revision History
Version 1.0 June 2, 2006 Initial alert release
Version 1.1 June 7, 2006 Affected products updated

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