CVE-2014-1771

Description

SChannel in Microsoft Internet Explorer 6 through 11 does not ensure that a server's X.509 certificate is the same during renegotiation as it was before renegotiation, which allows man-in-the-middle attackers to obtain sensitive information or modify TLS session data via a "triple handshake attack," aka "TLS Server Certificate Renegotiation Vulnerability."

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 15.04% Top 10%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securitytracker.com/id/1030370 vdb entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035 vendor advisory
http://www.securityfocus.com/bid/67861 vdb entry
https://secure-resumption.com/

Frequently Asked Questions

What is the severity of CVE-2014-1771?
CVE-2014-1771 has been scored as a medium severity vulnerability.
How to fix CVE-2014-1771?
To fix CVE-2014-1771, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-1771 being actively exploited in the wild?
It is possible that CVE-2014-1771 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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