HIGH
The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka "CredSSP Remote Code Execution Vulnerability"
Published Mar 14, 2018
7.0
HIGHCVSS 3.0
EPSS 81.97%
Description
The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka "CredSSP Remote Code Execution Vulnerability".
Affected products
-
- Version Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft Corporation | Windows | n/a |
|
OR
- n/a
- 1511
- 1607
- 1703
- 1709
- 1803
- n/a
- n/a
- n/a
- n/a
- r2
- r2
- n/a
- r2
- n/a
- 1709
- 1803
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.
7.0 HIGH NVD
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.6 HIGH NVD
AV:N/AC:H/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity High
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.
81.97% 0.81970
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.81970
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (35 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 81.97% (0.81970) | 99.64th | v5 (v2026.06.15) |
| Sep 22, 2026 | 81.97% (0.81970) | 99.63th | v5 (v2026.06.15) |
| Sep 21, 2026 | 78.64% (0.78644) | 99.58th | v5 (v2026.06.15) |
| Sep 6, 2026 | 81.97% (0.81970) | 99.63th | v5 (v2026.06.15) |
| Sep 5, 2026 | 78.64% (0.78644) | 99.57th | v5 (v2026.06.15) |
| Aug 30, 2026 | 81.97% (0.81970) | 99.63th | v5 (v2026.06.15) |
| Aug 28, 2026 | 78.64% (0.78644) | 99.57th | v5 (v2026.06.15) |
| Aug 24, 2026 | 81.97% (0.81970) | 99.62th | v5 (v2026.06.15) |
| Aug 23, 2026 | 78.64% (0.78644) | 99.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 82.46% (0.82459) | 99.62th | v5 (v2026.06.15) |
| Nov 21, 2025 | 91.55% (0.91551) | 99.65th | v4 (v2025.03.14) |
| Nov 18, 2025 | 78.66% (0.78663) | 99.12th | v4 (v2025.03.14) |
| Mar 17, 2025 | 91.46% (0.91458) | 99.66th | v4 (v2025.03.14) |
| Dec 17, 2024 | 85.70% (0.85699) | 98.78th | v3 (v2023.03.01) |
| Oct 15, 2024 | 68.30% (0.68303) | 98.03th | v3 (v2023.03.01) |
| Jul 29, 2024 | 67.10% (0.67099) | 97.98th | v3 (v2023.03.01) |
| Jun 17, 2024 | 61.33% (0.61330) | 97.81th | v3 (v2023.03.01) |
| Mar 29, 2024 | 70.80% (0.70801) | 97.97th | v3 (v2023.03.01) |
| Feb 22, 2024 | 69.19% (0.69194) | 97.89th | v3 (v2023.03.01) |
| Jan 22, 2024 | 67.65% (0.67652) | 97.67th | v3 (v2023.03.01) |
| Dec 28, 2023 | 62.23% (0.62231) | 97.53th | v3 (v2023.03.01) |
| Nov 28, 2023 | 57.23% (0.57227) | 97.39th | v3 (v2023.03.01) |
| Aug 5, 2023 | 51.46% (0.51464) | 97.10th | v3 (v2023.03.01) |
| Jul 14, 2023 | 47.72% (0.47716) | 96.96th | v3 (v2023.03.01) |
| Jun 23, 2023 | 48.36% (0.48357) | 96.96th | v3 (v2023.03.01) |
| May 19, 2023 | 45.55% (0.45551) | 96.85th | v3 (v2023.03.01) |
| May 1, 2023 | 44.21% (0.44215) | 96.81th | v3 (v2023.03.01) |
| Mar 26, 2023 | 43.10% (0.43103) | 96.74th | v3 (v2023.03.01) |
| Mar 8, 2023 | 36.14% (0.36145) | 96.48th | v3 (v2023.03.01) |
| Mar 7, 2023 | 33.92% (0.33925) | 96.36th | v3 (v2023.03.01) |
| Mar 6, 2023 | 94.28% (0.94280) | 99.94th | v2 (v2022.01.01) |
| Feb 4, 2022 | 94.28% (0.94280) | 99.94th | v2 (v2022.01.01) |
| Feb 3, 2022 | 65.75% (0.65748) | 99.35th | v1 |
| Sep 1, 2021 | 65.75% (0.65748) | 99.82th | v1 |
| Apr 14, 2021 | 65.75% (0.65748) | 0.00th | v1 |
Weaknesses (1)
References (7)
- http://www.securityfocus.com/bid/103265 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040506 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://blog.preempt.com/security-advisory-credssp x_refsource_MISCExploitThird Party Advisory
- https://github.com/preempt/credssp x_refsource_MISCExploitThird Party Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-198-03 x_refsource_MISCThird Party AdvisoryUS Government Resource
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0886 x_refsource_CONFIRMPatchVendor Advisory
- https://www.exploit-db.com/exploits/44453/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103265 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040506 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://blog.preempt.com/security-advisory-credssp | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/preempt/credssp | x_refsource_MISCExploitThird Party Advisory | |
| https://ics-cert.us-cert.gov/advisories/ICSA-18-198-03 | x_refsource_MISCThird Party AdvisoryUS Government Resource | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0886 | x_refsource_CONFIRMPatchVendor Advisory | |
| https://www.exploit-db.com/exploits/44453/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Mar 14, 2018
Updated Sep 17, 2024
Reserved Dec 1, 2017
Link CVE-2018-0886
CISA Vulnrichment
Updated n/a