CVE-2018-0787 json
ASP.NET Core allow an elevation of privilege
published 2018-03-14 8 y ago modified 2026-06-17 4 mo ago also GHSA-365p-96qv-xr7g , EUVD-2018-0483
- cvss
- 8.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 9.6%
- EPSS 9.6% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how web applications that are created from templates validate web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability".
Patch / fix
- nuget Microsoft.AspNetCore.HttpOverrides 2.0.2
- nuget Microsoft.AspNetCore.Server.Kestrel.Core 2.0.2
Exploit prediction
9.57% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| GitHub | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| nuget | Microsoft.AspNetCore.HttpOverrides | >=2.0.0, <2.0.2 |
2.0.2 |
| nuget | Microsoft.AspNetCore.Server.Kestrel.Core | >=2.0.0, <2.0.2 |
2.0.2 |
Affected products
- Microsoft Corporation ASP.NET Core
Classification
- Weakness
-
- CWE-640 Weak Password Recovery Mechanism for Forgotten Password
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2018-0787
web, patch, vendor-advisory
-
securitytracker.com
/id/1040525
vdb-entry, web, third-party-advisory
-
github.com
/aspnet/Announcements/issues/295
web, technical-description, third-party-advisory
-
securityfocus.com
/bid/103282
vdb-entry, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-0787
advisory
-
github.com
/advisories/GHSA-365p-96qv-xr7g
advisory
Sources
- CVE List CVE-2018-0787
- GitHub Advisory GHSA-365p-96qv-xr7g
- NVD CVE-2018-0787
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.