What is CVE-2014-1761?

CVE-2014-1761 is a high-severity vulnerability in Microsoft Office, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2014-03-25.

How severe is CVE-2014-1761?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2014-1761 known to be exploited?

Yes. CVE-2014-1761 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-15), indicating it is being actively exploited. 8 public proof-of-concept repositories are indexed.

Buffer overflow in Microsoft Office

CVE-2014-1761

Microsoft Word 2003 SP3, 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Word Viewer; Office Compatibility Pack SP3; Office for Mac 2011; Word Automation Services on SharePoint Server 2010 SP1 and SP2 and 2013; Office Web Apps 2010 SP1 and SP2; and Office Web Apps Server 2013 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted RTF data, as exploited in the wild in March 2014.

Vulnerability class: Buffer Overflow

Published 2014-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.777 (99.6th percentile), scored 2026-10-18.

High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.775 · newest: 0.777 · change: +0.003

Affected products

Microsoft Office — versions 2011
Microsoft Office Compatibility Pack
Microsoft Office Web Apps — versions 2010
Microsoft Office Web Apps Server — versions 2013
Microsoft Sharepoint Server — versions 2010, 2013
Microsoft Word — versions 2003, 2007, 2010
Microsoft Word Viewer

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-02-15. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-08-15.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-017 (vendor-advisory, Patch, Vendor Advisory)
technet.microsoft.com/security/advisory/2953095 (Patch, Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2014-1761?: CVE-2014-1761 is a high-severity vulnerability in Microsoft Office, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2014-03-25.
How severe is CVE-2014-1761?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2014-1761 known to be exploited?: Yes. CVE-2014-1761 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-02-15), indicating it is being actively exploited. 8 public proof-of-concept repositories are indexed.