What’s Vulnerable › Vulnerabilities

CVE-2013-3870

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 18.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-09-11 · updated 2026-06-16
• Weakness: CWE-399

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."

Affected products

• Microsoft Outlook: 2007-sp3, 2010-sp1, 2010-sp2

References

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

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