Core: Hash Collision Denial of Service
Published Mar 14, 2018
7.5
HIGHCVSS 3.0
EPSS 9.08%
Description
.NET Core 1.0, .NET Core 1.1, NET Core 2.0 and PowerShell Core 6.0.0 allow a denial of Service vulnerability due to how specially crafted requests are handled, aka ".NET Core Denial of Service Vulnerability".
Affected products
-
- Version .NET Core 1.0, .NET Core 1.1, NET Core 2.0 and PowerShell Core 6.0.0 allow a denial of Service vulnerability due to how specially crafted requests are handled, aka ".NET Core Denial of Service Vulnerability".StatusaffectedConstraints-
- 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 | n/a | n/a |
|
Configuration 1
- 1.0
- 1.1
- 2.0
Configuration 2
- 6.0
No data.
.NET Core on Red Hat Enterprise Linux
rh-dotnet20-dotnet-0:2.0.6-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnet20-dotnet-0:2.0.6-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnet20-dotnet-0:2.0.6-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7
Fixed · RHSA-2018:0522
.NET Core on Red Hat Enterprise Linux
rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7
Fixed · RHSA-2018:0522
| Product | Package | State | Advisory |
|---|---|---|---|
| .NET Core on Red Hat Enterprise Linux | rh-dotnet20-dotnet-0:2.0.6-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnet20-dotnet-0:2.0.6-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnet20-dotnet-0:2.0.6-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore10-dotnetcore-0:1.0.10-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7 | Fixed | RHSA-2018:0522 |
| .NET Core on Red Hat Enterprise Linux | rh-dotnetcore11-dotnetcore-0:1.1.7-1.el7 | Fixed | RHSA-2018:0522 |
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:N/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
AV:N/AC:L/Au:N/C:N/I:N/A:P
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
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 (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.08% (0.09080) | 95.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.18% (0.09177) | 94.65th | v5 (v2026.06.15) |
| Mar 10, 2026 | 16.90% (0.16902) | 94.85th | v4 (v2025.03.14) |
| Dec 4, 2025 | 22.23% (0.22234) | 95.58th | v4 (v2025.03.14) |
| Jul 6, 2025 | 17.77% (0.17769) | 94.80th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.89% (0.13893) | 93.70th | v4 (v2025.03.14) |
| Mar 29, 2025 | 37.02% (0.37022) | 95.65th | v4 (v2025.03.14) |
| Mar 17, 2025 | 13.89% (0.13893) | 93.78th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.45% (0.00448) | 75.86th | v3 (v2023.03.01) |
| Feb 21, 2024 | 0.45% (0.00448) | 74.34th | v3 (v2023.03.01) |
| Dec 28, 2023 | 0.45% (0.00448) | 72.33th | v3 (v2023.03.01) |
| Nov 1, 2023 | 0.90% (0.00895) | 80.88th | v3 (v2023.03.01) |
| Sep 14, 2023 | 1.06% (0.01064) | 82.39th | v3 (v2023.03.01) |
| Aug 5, 2023 | 1.25% (0.01249) | 83.77th | v3 (v2023.03.01) |
| Jul 8, 2023 | 1.56% (0.01560) | 85.42th | v3 (v2023.03.01) |
| Apr 12, 2023 | 1.10% (0.01103) | 82.29th | v3 (v2023.03.01) |
| Mar 8, 2023 | 1.11% (0.01111) | 82.29th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00972) | 81.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.76% (0.08761) | 93.95th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.76% (0.08761) | 93.42th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.76% (0.08761) | 82.84th | v2 (v2022.01.01) |
| Feb 3, 2022 | 13.03% (0.13028) | 88.97th | v1 |
| Jan 6, 2022 | 13.03% (0.13028) | 88.84th | v1 |
| Sep 1, 2021 | 13.03% (0.13028) | 95.99th | v1 |
| Apr 14, 2021 | 13.03% (0.13028) | 0.00th | v1 |
No CWE recorded.
References (10)
- http://www.securityfocus.com/bid/103225 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040505 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:0522 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-0875 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1552060 Issue Tracking
- https://github.com/advisories/GHSA-xcvr-qv8h-m7xw Advisory
- https://github.com/dotnet/announcements/issues/62
- https://nvd.nist.gov/vuln/detail/CVE-2018-0875
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0875 x_refsource_CONFIRMPatchVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-0875
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103225 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040505 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://access.redhat.com/errata/RHSA-2018:0522 | vendor-advisoryx_refsource_REDHATThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2018-0875 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1552060 | Issue Tracking | |
| https://github.com/advisories/GHSA-xcvr-qv8h-m7xw | Advisory | |
| https://github.com/dotnet/announcements/issues/62 | ||
| https://nvd.nist.gov/vuln/detail/CVE-2018-0875 | ||
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0875 | x_refsource_CONFIRMPatchVendor Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2018-0875 |
Change history (0)
No recorded changes yet.