CVE-2013-3870

Public Exploit

Description

Double free vulnerability in Microsoft Outlook 2007 SP3 and 2010 SP1 and SP2 allows remote attackers to execute arbitrary code by including many nested S/MIME certificates in an e-mail message, aka "Message Certificate Vulnerability."

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 32.24% Top 5%
Vendor Advisory microsoft.com Vendor Advisory technet.com Vendor Advisory technet.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://blogs.technet.com/b/srd/archive/2013/09/10/assessing-risk-for-the-september-2013-security-updates.aspx vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18857 vdb entry signature
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-068 vendor advisory
http://blogs.technet.com/b/srd/archive/2013/09/10/ms13-068-a-difficult-to-exploit-double-free-in-outlook.aspx exploit vendor advisory
http://www.us-cert.gov/ncas/alerts/TA13-253A third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2013-3870?
CVE-2013-3870 has been scored as a critical severity vulnerability.
How to fix CVE-2013-3870?
To fix CVE-2013-3870, 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-2013-3870 being actively exploited in the wild?
It is possible that CVE-2013-3870 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~32% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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