Vulnerability CVE-2008-1093
Published: 2008-09-18   Modified: 2012-02-12

Description:
Acresso InstallShield Update Agent does not properly verify the authenticity of Rule Scripts obtained from GetRules.asp web pages on FLEXnet Connect servers, which allows remote man-in-the-middle attackers to execute arbitrary VBScript code via Trojan horse Rules.

See advisories in our WLB2 database:
Topic
Author
Date
High
InstallShield Update Agent - Downloads and executes \"Rule Scripts\" insecurely.
Brian Dowling
17.09.2008

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Acresso -> Flexnet connect 
Acresso -> Intallshield update agent 

 References:
http://securityreason.com/securityalert/4268
http://www.kb.cert.org/vuls/id/837092
http://www.securityfocus.com/archive/1/496389/100/0/threaded
http://www.securityfocus.com/bid/31204
http://www.securitytracker.com/id?1020893
http://www.simplicity.net/vuln/CVE-2008-1093.txt
http://www.vupen.com/english/advisories/2008/2613
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