Vulnerability Description
FortiClient before 4.3.5.472 on Windows, before 4.0.3.134 on Mac OS X, and before 4.0 on Android; FortiClient Lite before 4.3.4.461 on Windows; FortiClient Lite 2.0 through 2.0.0223 on Android; and FortiClient SSL VPN before 4.0.2258 on Linux proceed with an SSL session after determining that the server's X.509 certificate is invalid, which allows man-in-the-middle attackers to obtain sensitive information by leveraging a password transmission that occurs before the user warning about the certificate problem.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Forticlient | <= 4.3.3.445 |
| Microsoft | Windows | All versions |
| Fortinet | Forticlient Lite | <= 4.3.3.445 |
| Fortinet | Forticlient Ssl Vpn | <= 4.0.2012 |
| Linux | Linux Kernel | All versions |
| Apple | Mac Os X | All versions |
| Android | All versions |
Related Weaknesses (CWE)
References
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0001.html
- http://objectif-securite.ch/forticlient_bulletin.php
- http://www.fortiguard.com/advisory/Potential-Man-In-The-Middle-Vulnerability-in-
- http://www.securityfocus.com/bid/59604
- http://archives.neohapsis.com/archives/fulldisclosure/2013-05/0001.html
- http://objectif-securite.ch/forticlient_bulletin.php
- http://www.fortiguard.com/advisory/Potential-Man-In-The-Middle-Vulnerability-in-
- http://www.securityfocus.com/bid/59604
FAQ
What is CVE-2013-4669?
CVE-2013-4669 is a vulnerability with a CVSS score of 5.4 (MEDIUM). FortiClient before 4.3.5.472 on Windows, before 4.0.3.134 on Mac OS X, and before 4.0 on Android; FortiClient Lite before 4.3.4.461 on Windows; FortiClient Lite 2.0 through 2.0.0223 on Android; and Fo...
How severe is CVE-2013-4669?
CVE-2013-4669 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4669?
Check the references section above for vendor advisories and patch information. Affected products include: Fortinet Forticlient, Microsoft Windows, Fortinet Forticlient Lite, Fortinet Forticlient Ssl Vpn, Linux Linux Kernel.