The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2; Office 2007 SP3 and 2010 SP2; Live Meeting 2007 Console; Lync 2010; Lync 2010 Attendee; Lync 2013 SP1; Lync Basic 2013 SP1; Silverlight 5 before 5.1.40416.00; and Silverlight 5 Developer Runtime before 5.1.40416.00, allows remote attackers to execute arbitrary code via a crafted TrueType font, aka "TrueType Font Parsing Vulnerability."
Published May 13, 2015 ·Due Jun 15, 2022
7.8
HIGHCVSS 3.1
EPSS 48.99%
Description
The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2; Office 2007 SP3 and 2010 SP2; Live Meeting 2007 Console; Lync 2010; Lync 2010 Attendee; Lync 2013 SP1; Lync Basic 2013 SP1; Silverlight 5 before 5.1.40416.00; and Silverlight 5 Developer Runtime before 5.1.40416.00, allows remote attackers to execute arbitrary code via a crafted TrueType font, aka "TrueType Font Parsing Vulnerability."
Affected products
No data.
Configuration 1
- 3.0
- 4.0
Running on/with
- n/a
Configuration 2
- 3.0
- 4.0
- 4.5
- 4.5.1
- 4.5.2
Running on/with
- n/a
- n/a
- n/a
Configuration 3
- 3.5.1
Configuration 4
- 3.5
Running on/with
- n/a
- n/a
- n/a
- r2
Configuration 5
- 3.5
- 3.5.1
Running on/with
- r2
Configuration 6
- 2007
- 2010
- 2013
- 5.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
Date Added
May 25, 2022
Patch Due
Jun 15, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Feb 10, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 48.99% (0.48986) | 98.85th | v5 (v2026.06.15) |
| Jun 15, 2026 | 54.63% (0.54628) | 98.88th | v5 (v2026.06.15) |
| Jun 1, 2026 | 88.03% (0.88026) | 99.50th | v4 (v2025.03.14) |
| Apr 23, 2026 | 86.97% (0.86966) | 99.44th | v4 (v2025.03.14) |
| Feb 7, 2026 | 85.93% (0.85928) | 99.37th | v4 (v2025.03.14) |
| Oct 22, 2025 | 83.86% (0.83857) | 99.25th | v4 (v2025.03.14) |
| May 27, 2025 | 74.12% (0.74124) | 98.75th | v4 (v2025.03.14) |
| May 12, 2025 | 77.90% (0.77902) | 98.93th | v4 (v2025.03.14) |
| Mar 30, 2025 | 76.16% (0.76163) | 98.86th | v4 (v2025.03.14) |
| Mar 29, 2025 | 80.02% (0.80021) | 98.85th | v4 (v2025.03.14) |
| Mar 17, 2025 | 76.16% (0.76163) | 98.87th | v4 (v2025.03.14) |
| Feb 6, 2025 | 89.27% (0.89268) | 99.03th | v3 (v2023.03.01) |
| Dec 17, 2024 | 92.02% (0.92023) | 99.18th | v3 (v2023.03.01) |
| Jun 29, 2024 | 87.52% (0.87518) | 98.68th | v3 (v2023.03.01) |
| Apr 19, 2024 | 40.21% (0.40207) | 97.23th | v3 (v2023.03.01) |
| Mar 2, 2024 | 38.93% (0.38931) | 97.12th | v3 (v2023.03.01) |
| Dec 6, 2023 | 32.87% (0.32872) | 96.59th | v3 (v2023.03.01) |
| Jun 12, 2023 | 23.79% (0.23789) | 95.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 23.39% (0.23394) | 95.77th | v3 (v2023.03.01) |
| Mar 6, 2023 | 49.72% (0.49719) | 98.71th | v2 (v2022.01.01) |
| Dec 12, 2022 | 49.72% (0.49719) | 98.67th | v2 (v2022.01.01) |
| Oct 1, 2022 | 47.39% (0.47389) | 98.47th | v2 (v2022.01.01) |
| Mar 16, 2022 | 45.53% (0.45528) | 97.85th | v2 (v2022.01.01) |
| Feb 4, 2022 | 43.83% (0.43829) | 97.69th | v2 (v2022.01.01) |
No CWE recorded.
References (4)
- http://www.securityfocus.com/bid/74490 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1032281 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1671 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/74490 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1032281 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1671 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.