HIGH
The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate parameter values in OpenType fonts, which allows remote attackers to execute arbitrary code via a crafted font, aka "OpenType Font Encoded Character Vulnerability."
Published Feb 10, 2011
9.3
HIGHCVSS 2.0
EPSS 20.73%
Description
The OpenType Compact Font Format (CFF) driver in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate parameter values in OpenType fonts, which allows remote attackers to execute arbitrary code via a crafted font, aka "OpenType Font Encoded Character Vulnerability."
Affected products
No data.
OR
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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.
No CVSS v3.1 score for this CVE.
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.
20.73% 0.20731
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.20731
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 (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 20.73% (0.20731) | 97.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 20.73% (0.20731) | 97.21th | v5 (v2026.06.15) |
| Dec 28, 2025 | 22.06% (0.22056) | 95.59th | v4 (v2025.03.14) |
| Dec 27, 2025 | 27.18% (0.27180) | 96.24th | v4 (v2025.03.14) |
| Oct 28, 2025 | 22.06% (0.22056) | 95.53th | v4 (v2025.03.14) |
| Oct 27, 2025 | 27.18% (0.27180) | 96.17th | v4 (v2025.03.14) |
| Oct 1, 2025 | 22.06% (0.22056) | 95.61th | v4 (v2025.03.14) |
| May 30, 2025 | 27.18% (0.27180) | 96.10th | v4 (v2025.03.14) |
| Mar 30, 2025 | 28.19% (0.28190) | 96.07th | v4 (v2025.03.14) |
| Mar 29, 2025 | 54.35% (0.54350) | 97.13th | v4 (v2025.03.14) |
| Mar 19, 2025 | 28.19% (0.28190) | 95.88th | v4 (v2025.03.14) |
| Mar 17, 2025 | 36.75% (0.36748) | 96.78th | v4 (v2025.03.14) |
| Dec 29, 2024 | 19.72% (0.19719) | 96.31th | v3 (v2023.03.01) |
| Apr 12, 2024 | 18.28% (0.18277) | 96.10th | v3 (v2023.03.01) |
| Jan 9, 2024 | 14.36% (0.14359) | 95.20th | v3 (v2023.03.01) |
| Dec 8, 2023 | 14.68% (0.14684) | 95.23th | v3 (v2023.03.01) |
| Oct 1, 2023 | 19.91% (0.19913) | 95.71th | v3 (v2023.03.01) |
| Aug 11, 2023 | 18.32% (0.18323) | 95.52th | v3 (v2023.03.01) |
| Apr 25, 2023 | 34.32% (0.34319) | 96.45th | v3 (v2023.03.01) |
| Mar 7, 2023 | 34.77% (0.34770) | 96.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 67.16% (0.67160) | 99.09th | v2 (v2022.01.01) |
| Feb 4, 2022 | 67.16% (0.67160) | 98.89th | v2 (v2022.01.01) |
Weaknesses (1)
References (9)
- http://osvdb.org/70821 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/43252 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://support.avaya.com/css/P8/documents/100127239 x_refsource_CONFIRM
- http://www.securityfocus.com/bid/46106 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1025034 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2011/0320 vdb-entryx_refsource_VUPENVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-007 vendor-advisoryx_refsource_MS
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64906 vdb-entryx_refsource_XF
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11593 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/70821 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/43252 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://support.avaya.com/css/P8/documents/100127239 | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/46106 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1025034 | vdb-entryx_refsource_SECTRACK | |
| http://www.vupen.com/english/advisories/2011/0320 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-007 | vendor-advisoryx_refsource_MS | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/64906 | vdb-entryx_refsource_XF | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11593 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Feb 10, 2011
Updated Aug 6, 2024
Reserved Dec 10, 2010
Link CVE-2011-0033
CISA Vulnrichment
Updated n/a