---
id: CVE-2015-2470
title: >-
  Integer underflow in Microsoft Office 2007 SP3, Office 2010 SP2, Office 2013
  SP1, Office 2013 RT SP1, Office for Mac 2011, and Word Viewer allows remote
  attackers to execute arbitrary code via a crafted document, aka "Microsoft
  Office In…
summary: >-
  Integer underflow in Microsoft Office 2007 SP3, Office 2010 SP2, Office 2013
  SP1, Office 2013 RT SP1, Office for Mac 2011, and Word Viewer allows remote
  attackers to execute arbitrary code via a crafted document, aka "Microsoft
  Office In…
severity: critical
cvss: 9.3
cvssVector: 'AV:N/AC:M/Au:N/C:C/I:C/A:C'
cwe:
  - CWE-189
vendor: microsoft
product: office
affected:
  - office = 2010
  - office = 2011
  - office = 2013
  - word = 2007
  - word_viewer
published: '2015-08-15'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T22:17:04.390'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2015-2470'
references:
  - url: 'http://www.securitytracker.com/id/1033239'
    label: secure@microsoft.com
  - url: >-
      https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-081
    label: secure@microsoft.com
  - url: 'https://www.exploit-db.com/exploits/37924/'
    label: secure@microsoft.com
  - url: 'http://www.securitytracker.com/id/1033239'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-081
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.exploit-db.com/exploits/37924/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - exploit-available
epss: 0.26857
epssPercentile: 0.98011
exploits:
  exploitdb: true
  checkedAt: '2026-10-14T23:00:36.672Z'
exploitAvailable: true
ingestedAt: '2026-10-14T23:00:01.989Z'
---

## Overview

Integer underflow in Microsoft Office 2007 SP3, Office 2010 SP2, Office 2013 SP1, Office 2013 RT SP1, Office for Mac 2011, and Word Viewer allows remote attackers to execute arbitrary code via a crafted document, aka "Microsoft Office Integer Underflow Vulnerability."

## Affected

- `office = 2010`
- `office = 2011`
- `office = 2013`
- `word = 2007`
- `word_viewer`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.