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CVE-2018-8171
A Security Feature Bypass vulnerability exists in ASP.NET when the number of incorrect login attempts is not validated, aka "ASP.NET…
High7.5EPSS 10.8%
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
A Security Feature Bypass vulnerability exists in ASP.NET when the number of incorrect login attempts is not validated, aka "ASP.NET Security Feature Bypass Vulnerability." This affects ASP.NET, ASP.NET Core 1.1, ASP.NET Core 1.0, ASP.NET Core 2.0, ASP.NET MVC 5.2.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 10.8% · top 4.2% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Security Feature Bypass
- CWE-287 (opens in a new tab)All about CWE-287 and its CVEs
Affected products
- affected Web Pages 3.2.3 on Microsoft Visual Studio 2013 Update 5
- affected Web Pages 3.2.3 on Microsoft Visual Studio 2015 Update 3
- affected 1.0
- affected 1.1
- affected 2.0
- affected Microsoft Visual Studio 2013 Update 5
- affected Microsoft Visual Studio 2015 Update 3
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- NuGetMicrosoft.AspNetCore.IdentityGHSA-vhvh-528q-ff3p (opens in a new tab)
References (3)
- 1041267 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 104659 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8171 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-vhvh-528q-ff3p (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-8171)Record last updated .