Vulnerability Description
An ActiveX control in YahooBridgeLib.dll for Yahoo! Messenger 9.0.0.2162, and possibly other 9.0 versions, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by calling the RegisterMe method with a long argument.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Yahoo | Messenger | 9.0.0.2162 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/archive/1/507818/100/0/threaded
- http://www.securityfocus.com/bid/37007Exploit
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54263
- http://www.securityfocus.com/archive/1/507818/100/0/threaded
- http://www.securityfocus.com/bid/37007Exploit
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54263
FAQ
What is CVE-2009-4171?
CVE-2009-4171 is a vulnerability with a CVSS score of 4.3 (MEDIUM). An ActiveX control in YahooBridgeLib.dll for Yahoo! Messenger 9.0.0.2162, and possibly other 9.0 versions, allows remote attackers to cause a denial of service (NULL pointer dereference and applicatio...
How severe is CVE-2009-4171?
CVE-2009-4171 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-4171?
Check the references section above for vendor advisories and patch information. Affected products include: Yahoo Messenger.