The Common Language Runtime (CLR) in Microsoft .NET Framework 2.0 SP1, 2.0 SP2, 3.5, 3.5 SP1, and 3.5.1, and Microsoft Silverlight 2 and 3 before 3.0.50611.0 on Windows and before 3.0.41130.0 on Mac OS X, does not properly handle interfaces and delegations to virtual methods, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka "Microsoft Silverlight and Microsoft .NET Framework CLR Virtual Method Delegate Vulnerability."
Published Aug 11, 2010
9.3
HIGHCVSS 2.0
EPSS 25.03%
Description
The Common Language Runtime (CLR) in Microsoft .NET Framework 2.0 SP1, 2.0 SP2, 3.5, 3.5 SP1, and 3.5.1, and Microsoft Silverlight 2 and 3 before 3.0.50611.0 on Windows and before 3.0.41130.0 on Mac OS X, does not properly handle interfaces and delegations to virtual methods, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, or (3) a crafted .NET Framework application, aka "Microsoft Silverlight and Microsoft .NET Framework CLR Virtual Method Delegate Vulnerability."
Affected products
No data.
Configuration 1
- 2.0
- 2.0
- 3.5
- 3.5
- 3.5.1
Configuration 2
- ≤ 3.0.40818.0
- 2.0.31005.00
- 2.0.40115.00
- 3.0.40624.00
- 3.0.40723.0
Configuration 3
- ≤ 3.0.50106.0
- 2.0.31005.00
- 2.0.40115.00
- 3.0.40624.00
- 3.0.40723.0
- 3.0.40818.0
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
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 (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 25.03% (0.25033) | 97.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 25.03% (0.25033) | 97.64th | v5 (v2026.06.15) |
| Apr 29, 2026 | 35.27% (0.35270) | 97.06th | v4 (v2025.03.14) |
| Mar 30, 2025 | 54.70% (0.54698) | 97.82th | v4 (v2025.03.14) |
| Mar 29, 2025 | 64.44% (0.64438) | 97.83th | v4 (v2025.03.14) |
| Mar 19, 2025 | 54.70% (0.54698) | 97.74th | v4 (v2025.03.14) |
| Mar 17, 2025 | 59.12% (0.59118) | 98.02th | v4 (v2025.03.14) |
| Feb 8, 2025 | 65.03% (0.65027) | 98.11th | v3 (v2023.03.01) |
| Dec 28, 2024 | 74.84% (0.74843) | 98.36th | v3 (v2023.03.01) |
| Dec 17, 2024 | 69.26% (0.69259) | 98.18th | v3 (v2023.03.01) |
| Nov 13, 2024 | 62.79% (0.62789) | 97.93th | v3 (v2023.03.01) |
| Sep 28, 2024 | 65.03% (0.65027) | 97.95th | v3 (v2023.03.01) |
| Aug 13, 2024 | 54.32% (0.54319) | 97.68th | v3 (v2023.03.01) |
| Jun 29, 2024 | 61.72% (0.61718) | 97.84th | v3 (v2023.03.01) |
| May 16, 2024 | 55.95% (0.55950) | 97.67th | v3 (v2023.03.01) |
| Apr 3, 2024 | 48.30% (0.48305) | 97.41th | v3 (v2023.03.01) |
| Jan 7, 2024 | 36.83% (0.36829) | 96.81th | v3 (v2023.03.01) |
| Aug 28, 2023 | 36.34% (0.36344) | 96.63th | v3 (v2023.03.01) |
| May 21, 2023 | 40.72% (0.40715) | 96.73th | v3 (v2023.03.01) |
| Apr 1, 2023 | 40.16% (0.40159) | 96.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 41.09% (0.41086) | 96.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 35.64% (0.35639) | 97.83th | v2 (v2022.01.01) |
| Dec 18, 2022 | 35.64% (0.35639) | 97.80th | v2 (v2022.01.01) |
| Oct 10, 2022 | 37.48% (0.37483) | 97.85th | v2 (v2022.01.01) |
| Feb 4, 2022 | 48.41% (0.48414) | 98.12th | v2 (v2022.01.01) |
References (3)
- http://www.us-cert.gov/cas/techalerts/TA10-222A.html third-party-advisoryx_refsource_CERTUS Government Resource
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-060 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12033 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://www.us-cert.gov/cas/techalerts/TA10-222A.html | third-party-advisoryx_refsource_CERTUS Government Resource | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-060 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12033 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.