The RPC NDR Engine in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 mishandles free operations, which allows remote attackers to execute arbitrary code via malformed RPC requests, aka "RPC Network Data Representation Engine Elevation of Privilege Vulnerability."
Published May 11, 2016
8.8
HIGHCVSS 3.0
EPSS 16.71%
Description
The RPC NDR Engine in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 mishandles free operations, which allows remote attackers to execute arbitrary code via malformed RPC requests, aka "RPC Network Data Representation Engine Elevation of Privilege Vulnerability."
Affected products
No data.
- n/a
- 1511
- n/a
- n/a
- n/a
- n/a
- r2
- n/a
- r2
- 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.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:S/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 (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 16.71% (0.16706) | 96.94th | v5 (v2026.06.15) |
| Sep 22, 2026 | 16.71% (0.16706) | 96.89th | v5 (v2026.06.15) |
| Sep 21, 2026 | 15.47% (0.15474) | 96.70th | v5 (v2026.06.15) |
| Sep 6, 2026 | 16.71% (0.16706) | 96.82th | v5 (v2026.06.15) |
| Sep 5, 2026 | 15.47% (0.15474) | 96.63th | v5 (v2026.06.15) |
| Aug 30, 2026 | 16.71% (0.16706) | 96.80th | v5 (v2026.06.15) |
| Aug 28, 2026 | 15.47% (0.15474) | 96.61th | v5 (v2026.06.15) |
| Aug 24, 2026 | 16.71% (0.16706) | 96.78th | v5 (v2026.06.15) |
| Aug 23, 2026 | 15.47% (0.15474) | 96.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 16.71% (0.16706) | 96.62th | v5 (v2026.06.15) |
| Aug 19, 2025 | 25.70% (0.25703) | 96.02th | v4 (v2025.03.14) |
| Mar 30, 2025 | 24.40% (0.24402) | 95.64th | v4 (v2025.03.14) |
| Mar 29, 2025 | 20.84% (0.20844) | 92.85th | v4 (v2025.03.14) |
| Mar 19, 2025 | 24.40% (0.24402) | 95.44th | v4 (v2025.03.14) |
| Mar 17, 2025 | 27.04% (0.27043) | 95.96th | v4 (v2025.03.14) |
| Dec 12, 2024 | 4.75% (0.04750) | 92.98th | v3 (v2023.03.01) |
| Jun 10, 2024 | 4.75% (0.04750) | 92.69th | v3 (v2023.03.01) |
| Mar 3, 2024 | 4.65% (0.04648) | 92.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.14% (0.04139) | 90.83th | v3 (v2023.03.01) |
| Mar 6, 2023 | 19.95% (0.19947) | 96.42th | v2 (v2022.01.01) |
| Apr 1, 2022 | 19.95% (0.19947) | 96.08th | v2 (v2022.01.01) |
| Feb 4, 2022 | 19.95% (0.19947) | 93.93th | v2 (v2022.01.01) |
References (3)
- http://www.securityfocus.com/bid/90032 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1035837 vdb-entryx_refsource_SECTRACK
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-061 vendor-advisoryx_refsource_MS
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/90032 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1035837 | vdb-entryx_refsource_SECTRACK | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-061 | vendor-advisoryx_refsource_MS |
Change history (0)
No recorded changes yet.