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CVE-2013-3905

5.0 · MEDIUM

Microsoft Outlook 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT does not properly expand metadata contained in S/MIME certificates, which allows remote attackers to obtain sensitive network configu…

Published Nov 13, 2013microsoftCWE-200EPSS 11.43%

Overview

CVE-2013-3905 is a medium-severity vulnerability affecting microsoft outlook. It was published on November 13, 2013 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Microsoft Outlook 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT does not properly expand metadata contained in S/MIME certificates, which allows remote attackers to obtain sensitive network configuration and state information via a crafted certificate in an e-mail message, aka "S/MIME AIA Vulnerability."

Remediation

Check the references section for vendor advisories and patches from microsoft. Update outlook to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refwww.us-cert.gov/ncas/alerts/TA13-317ARefdocs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-094Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19239Refwww.us-cert.gov/ncas/alerts/TA13-317ARefdocs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-094Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19239

How CyberStrike helps

Frequently asked questions

What is CVE-2013-3905?

CVE-2013-3905 is a medium-severity vulnerability affecting microsoft outlook. It was published on November 13, 2013 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2013-3905?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-3905?

Check the references section for vendor advisories and patches from microsoft. Update outlook to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2013-3905?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-3905 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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