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CVE-2014-1771

UnknownEPSS 7.56%

Last modified

CVE-2014-1771 is a vulnerability of currently unknown severity. 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.". EPSS estimates a 7.56% chance of exploitation in the next 30 days.

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."

Metrics

EPSS Probability
7.56%

93.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MicrosoftInternet Explorer6
MicrosoftInternet Explorer7
MicrosoftInternet Explorer8
MicrosoftInternet Explorer9
MicrosoftInternet Explorer10
MicrosoftInternet Explorer11

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2014-1771?
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."
How severe is CVE-2014-1771?
Severity scoring for CVE-2014-1771 is pending analysis. The EPSS model estimates a 7.56% probability of exploitation in the next 30 days.
How do I fix CVE-2014-1771?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST