Microsoft Vulnerability Research Advisory MSVR12-005
Vulnerabilities in RealNetworks Helix Server Could Allow Arbitrary Script Execution
Microsoft is providing notification of the discovery and remediation of multiple vulnerabilities affecting RealNetworks Helix Server software version 18.104.22.168 and earlier. Microsoft discovered and disclosed these vulnerabilities under coordinated vulnerability disclosure to the affected vendor, RealNetworks. RealNetworks has remediated these vulnerabilities in their software.
These vulnerabilities exist in the way that the RealNetworks Helix Server parses page requests. An attacker could exploit these vulnerabilities by injecting malicious script into a page link, and then convincing a user to click the page link. When the page link is clicked, the malicious script could run in the context of the current user.
Microsoft Vulnerability Research reported these issues to and coordinated with RealNetworks to ensure remediation of this issue. These vulnerabilities have been assigned the entry, CVE-2012-1984, in the Common Vulnerabilities and Exposures list. For more information, including information about updates from the RealNetworks, see the April 2, 2012 Security Update for Helix Server and Helix Mobile Server.
- An attacker must convince a victim to click a malicious link that has a specially crafted URL.
- An attacker who successfully exploited these vulnerabilities could gain the same user rights as the current user. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.
Purpose of Advisory: To notify users of vulnerabilities and their remediation.
Advisory Status: Advisory published.
Recommendation: Review the Suggested Actions section and configure as appropriate.
For more information about this issue, see the following references:
|Common Vulnerabilities and Exposures||CVE-2012-1984|
This advisory discusses the following software:
|Helix Server version 22.214.171.124 and earlier|
|Helix Server version 14.3.x|
Microsoft thanks the following:
- Tom Gallagher of Microsoft and RealNetworks for working toward a resolution
The information provided in this advisory is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
- V1.0 (April 17, 2012): Advisory published.