Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2015-1671

85
FAUCET Score

CVE-2015-1671 is a critical remote code execution vulnerability in the Windows DirectWrite library, impacting numerous Microsoft products including .NET Framework, Office, Lync, and Silverlight. Attackers can exploit this flaw by tricking users into opening a specially crafted TrueType font file. With a CVSS score of 7.8 (High), this vulnerability allows for complete compromise of confidentiality, integrity, and availability with low attack complexity and user interaction required. This CVE is actively exploited in the wild, as indicated by its presence in the KEV catalog and high EPSS score, and has garnered significant community discussion and media coverage, despite no public exploit code being readily available in Metasploit, Nuclei, or ExploitDB.

Impacted Technologies

VendorProductVersion(s)CPE
3.0CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:4.0:-:*:*:*:*:*:*
4.5CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:4.5:*:*:*:*:*:*:*
4.5.1CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:4.5.1:*:*:*:*:*:*:*
4.5.2CPE matchmatch criteria
cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
54.63%
Probability of exploitation in next 30 days
EPSS Percentile
98.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
Added to KEV · May 25, 2022
This CVE's current EPSS score of 0.5463 is in the 99th percentile among its peer group of 11,615 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
docs.microsoft.com / en-us/security-updates/securitybulletins/2015/ms15-044
PatchVendor Advisory
securityfocus.com / bid/74490
Broken LinkThird Party AdvisoryVDB Entry
securitytracker.com / id/1032281
Broken LinkThird Party AdvisoryVDB Entry