Microsoft Malware Protection Engine before 1.1.6603.0, as used in Microsoft Malicious Software Removal Tool (MSRT), Windows Defender, Security Essentials, Forefront Client Security, Forefront Endpoint Protection 2010, and Windows Live OneCare, allows local users to gain privileges via a crafted value of an unspecified user registry key
Published Feb 25, 2011
7.2
HIGHCVSS 2.0
EPSS 1.78%
Description
Microsoft Malware Protection Engine before 1.1.6603.0, as used in Microsoft Malicious Software Removal Tool (MSRT), Windows Defender, Security Essentials, Forefront Client Security, Forefront Endpoint Protection 2010, and Windows Live OneCare, allows local users to gain privileges via a crafted value of an unspecified user registry key.
Affected products
No data.
- n/a
- n/a
- n/a
- ≤ 1.1.6502.0
- 0.1.13.192
- 1.1.3520.0
- n/a
- n/a
- n/a
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:L/AC:L/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.78% (0.01781) | 77.45th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.78% (0.01781) | 75.31th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.81% (0.00811) | 72.57th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00050) | 21.44th | v3 (v2023.03.01) |
| Jun 7, 2024 | 0.05% (0.00050) | 19.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00050) | 17.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.28% (0.02283) | 81.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.28% (0.02283) | 79.63th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.28% (0.02283) | 58.19th | v2 (v2022.01.01) |
References (6)
- http://secunia.com/advisories/43468 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://securitytracker.com/id?1025117 vdb-entryx_refsource_SECTRACK
- http://www.microsoft.com/technet/security/advisory/2491888.mspx x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/46540 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2011/0486 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65626 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/43468 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://securitytracker.com/id?1025117 | vdb-entryx_refsource_SECTRACK | |
| http://www.microsoft.com/technet/security/advisory/2491888.mspx | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/bid/46540 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2011/0486 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/65626 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.