CVE-2014-2778

Microsoft Word 2007 SP3 and Office Compatibility Pack SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted embedded font in a (1) .doc or (2) .docx document, aka "Embedded Font Vulnerability."

Published: 2014-06-11 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

NVD Status：Modified，CVE State: published

View at NVD, CVE.org, EUVD

Conclusion & alert: CVE-2014-2778 is rated High Risk (68.4/100): CVSS Critical severity, with high exploitation likelihood (EPSS 40.40%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-2778

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2025-03-30	43.12%	40.40%	-2.72%
2	2025-03-29	40.40%	43.12%	+2.72%
3	2025-03-19	—	40.40%	—

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-2778

CVSS metrics for this CVE.

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
9.3	2.0	HIGH	`AV:N/AC:M/Au:N/C:C/I:C/A:C` Click to expand Access vector (AV:N) Can be exploited remotely over network reachability. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:C) Complete confidentiality impact. Integrity impact (I:C) Complete integrity impact. Availability impact (A:C) Complete availability impact.	8.6	10.0	[email protected]

Weakness enumeration for CVE-2014-2778

CWE-119 MITRE ↗

Affected software / configurations for CVE-2014-2778

Vendor	Product	Version	Raw CPE
microsoft	office_compatibility_pack	—	cpe:2.3:a:microsoft:office_compatibility_pack::sp3::::::*
microsoft	word	2007	cpe:2.3:a:microsoft:word:2007:sp3::::::

References for CVE-2014-2778

URL	Tags
http://blogs.technet.com/b/srd/archive/2014/06/10/assessing-risk-for-the-june-2014-security-updates.aspx	Vendor Advisory
http://secunia.com/advisories/58551	Permissions Required
http://www.securityfocus.com/bid/67896	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1030383	Third Party Advisory VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-034

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