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CVE-2015-1641

Microsoft Office Memory Corruption

7.8 HIGHActively exploited (CISA KEV)EPSS 96.7%
  1. Published14 Apr 2015
  2. Added to CISA KEV3 Nov 2021
  3. Remediation due3 May 2022
Actively exploited (CISA KEV)

Microsoft Office contains a memory corruption vulnerability due to failure to properly handle rich text format files in memory. Successful exploitation allows for remote code execution in the context of the current user.

Added to KEV: 3 Nov 2021Federal remediation due: 3 May 2022

Description

Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Word for Mac 2011, Office Compatibility Pack SP3, Word Automation Services on SharePoint Server 2010 SP2 and 2013 SP1, and Office Web Apps Server 2010 SP2 and 2013 SP1 allow remote attackers to execute arbitrary code via a crafted RTF document, aka "Microsoft Office Memory Corruption Vulnerability."

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Office2010
Microsoft Office Compatibility Packall versions
Microsoft Office Web Apps2010 · 2013
Microsoft Outlook2011
Microsoft SharePoint Server2010 · 2013
Microsoft Word2007 · 2010 · 2011 · 2013

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2015-1641 being actively exploited?

Yes. CVE-2015-1641 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 3 Nov 2021.

How severe is CVE-2015-1641?

CVE-2015-1641 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 96.7% probability of exploitation.

Which products are affected by CVE-2015-1641?

Affected products include Microsoft Office, Microsoft Office Compatibility Pack, Microsoft Office Web Apps, Microsoft Outlook, Microsoft SharePoint Server, and 1 more.

How do I fix CVE-2015-1641?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2015-1641 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.