CVE-2010-2566

Description

The Secure Channel (aka SChannel) security package in Microsoft Windows XP SP2 and SP3, and Windows Server 2003 SP2, does not properly validate certificate request messages from TLS and SSL servers, which allows remote servers to execute arbitrary code via a crafted SSL response, aka "SChannel Malformed Certificate Request Remote Code Execution Vulnerability."

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 21.88% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.us-cert.gov/cas/techalerts/TA10-222A.html third party advisory us government resource
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11787 signature vdb entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-049 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2010-2566?
CVE-2010-2566 has been scored as a critical severity vulnerability.
How to fix CVE-2010-2566?
To fix CVE-2010-2566, 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-2010-2566 being actively exploited in the wild?
It is possible that CVE-2010-2566 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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