RSA Authentication Agent IISWebAgentIF.dll security bypass
| rsa-agent-iiswebagentif-security-bypass (42184) |  Medium Risk |
Description:
RSA Authentication Agent could allow a remote attacker to bypass security restrictions, caused by an error in IISWebAgentIF.dll. By persuading a victim to visit a specially-crafted Web site and open a malicious ftp link using the url parameter, a remote attacker could bypass cross-domain security restrictions and redirect the victim to a malicious site and possibly conduct phishing attacks on the system.
*CVSS:
| Base Score: | 4.3 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
Upgrade to the latest version of RSA WebID Authentication Agent (5.3.3.378 or later), available from the RSA Web site. See References.
References:
- ProCheckUp: PR07-43: Cross-domain redirect on RSA Authentication Agent.
- RSA Web site: RSA Authentication Agent 5.3 for Web for Internet Information Services.
- BID-28907: RSA Authentication Agent for Web URI Redirection Vulnerability
- CVE-2008-2027: Open redirect vulnerability in WebID/IISWebAgentIF.dll in RSA Authentication Agent 5.3.0.258 for Web for IIS, when accessed via certain browsers such as Mozilla Firefox, allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via an ftp URL in the url parameter to a Redirect action.
Platforms Affected:
- RSA Authentication Agent 5.3.0.258
Reported:
Dec 13, 2007
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.