HIGH
The Embedded OpenType (EOT) Font Engine (T2EMBED.DLL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary code via a crafted name table in a data record that triggers an integer truncation and a heap-based buffer overflow, aka "Embedded OpenType Font Heap Overflow Vulnerability."
Published Jul 15, 2009
8.8
HIGHCVSS 3.1
EPSS 37.45%
Description
The Embedded OpenType (EOT) Font Engine (T2EMBED.DLL) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote attackers to execute arbitrary code via a crafted name table in a data record that triggers an integer truncation and a heap-based buffer overflow, aka "Embedded OpenType Font Heap Overflow Vulnerability."
Affected products
No data.
OR
- n/a
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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.
8.8 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
37.45% 0.37453
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.37453
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 (38 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 37.45% (0.37453) | 98.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 37.45% (0.37453) | 98.33th | v5 (v2026.06.15) |
| Jan 31, 2026 | 64.98% (0.64984) | 98.42th | v4 (v2025.03.14) |
| Dec 28, 2025 | 68.82% (0.68818) | 98.56th | v4 (v2025.03.14) |
| Dec 27, 2025 | 71.39% (0.71385) | 98.67th | v4 (v2025.03.14) |
| Oct 28, 2025 | 68.82% (0.68818) | 98.55th | v4 (v2025.03.14) |
| Oct 27, 2025 | 71.39% (0.71385) | 98.66th | v4 (v2025.03.14) |
| Oct 1, 2025 | 68.82% (0.68818) | 98.58th | v4 (v2025.03.14) |
| Mar 18, 2025 | 71.39% (0.71385) | 98.66th | v4 (v2025.03.14) |
| Mar 17, 2025 | 66.32% (0.66316) | 98.39th | v4 (v2025.03.14) |
| Feb 28, 2025 | 79.03% (0.79031) | 98.56th | v3 (v2023.03.01) |
| Jan 23, 2025 | 76.48% (0.76479) | 98.43th | v3 (v2023.03.01) |
| Dec 17, 2024 | 85.46% (0.85462) | 98.77th | v3 (v2023.03.01) |
| Nov 11, 2024 | 68.27% (0.68268) | 98.06th | v3 (v2023.03.01) |
| Sep 3, 2024 | 61.67% (0.61665) | 97.88th | v3 (v2023.03.01) |
| Jul 28, 2024 | 38.95% (0.38952) | 97.28th | v3 (v2023.03.01) |
| Jun 21, 2024 | 36.08% (0.36078) | 97.18th | v3 (v2023.03.01) |
| May 14, 2024 | 35.48% (0.35475) | 97.12th | v3 (v2023.03.01) |
| Apr 4, 2024 | 34.63% (0.34626) | 97.00th | v3 (v2023.03.01) |
| Feb 8, 2024 | 38.33% (0.38334) | 97.09th | v3 (v2023.03.01) |
| Jan 13, 2024 | 90.75% (0.90748) | 98.59th | v3 (v2023.03.01) |
| Dec 2, 2023 | 87.04% (0.87045) | 98.31th | v3 (v2023.03.01) |
| Oct 18, 2023 | 91.16% (0.91161) | 98.53th | v3 (v2023.03.01) |
| Sep 2, 2023 | 90.44% (0.90442) | 98.41th | v3 (v2023.03.01) |
| Jul 18, 2023 | 96.01% (0.96010) | 99.22th | v3 (v2023.03.01) |
| Jun 3, 2023 | 95.77% (0.95768) | 99.12th | v3 (v2023.03.01) |
| Apr 20, 2023 | 96.12% (0.96124) | 99.18th | v3 (v2023.03.01) |
| Mar 8, 2023 | 96.41% (0.96406) | 99.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.43% (0.96428) | 99.23th | v3 (v2023.03.01) |
| Mar 6, 2023 | 40.60% (0.40600) | 98.23th | v2 (v2022.01.01) |
| Dec 16, 2022 | 40.60% (0.40600) | 98.18th | v2 (v2022.01.01) |
| Oct 15, 2022 | 43.56% (0.43565) | 98.25th | v2 (v2022.01.01) |
| Aug 13, 2022 | 48.89% (0.48886) | 98.51th | v2 (v2022.01.01) |
| Jul 18, 2022 | 51.63% (0.51626) | 98.65th | v2 (v2022.01.01) |
| Jul 17, 2022 | 7.52% (0.07525) | 92.44th | v2 (v2022.01.01) |
| Jun 9, 2022 | 51.63% (0.51626) | 98.62th | v2 (v2022.01.01) |
| Apr 5, 2022 | 53.91% (0.53915) | 98.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 67.16% (0.67160) | 98.89th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=811 third-party-advisoryx_refsource_IDEFENSEBroken Link
- http://osvdb.org/55842 vdb-entryx_refsource_OSVDBBroken Link
- http://www.securitytracker.com/id?1022543 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.us-cert.gov/cas/techalerts/TA09-195A.html third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource
- http://www.vupen.com/english/advisories/2009/1887 vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-029 vendor-advisoryx_refsource_MSPatchVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5457 vdb-entrysignaturex_refsource_OVALBroken Link
| Link | Providers | Tags |
|---|---|---|
| http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=811 | third-party-advisoryx_refsource_IDEFENSEBroken Link | |
| http://osvdb.org/55842 | vdb-entryx_refsource_OSVDBBroken Link | |
| http://www.securitytracker.com/id?1022543 | vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.us-cert.gov/cas/techalerts/TA09-195A.html | third-party-advisoryx_refsource_CERTThird Party AdvisoryUS Government Resource | |
| http://www.vupen.com/english/advisories/2009/1887 | vdb-entryx_refsource_VUPENBroken LinkVendor Advisory | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-029 | vendor-advisoryx_refsource_MSPatchVendor Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5457 | vdb-entrysignaturex_refsource_OVALBroken Link |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Jul 15, 2009
Updated Aug 7, 2024
Reserved Jan 20, 2009
Link CVE-2009-0231
CISA Vulnrichment
Updated n/a