Improper input validation in Microsoft Asp.net Model View Controller
CVE-2017-0249
An elevation of privilege vulnerability exists when the ASP.NET Core fails to properly sanitize web requests.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.042 (90.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.078 · newest: 0.042 · change: -0.036
Affected products
- Microsoft Asp.net Model View Controller — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.abstractions — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.apiexplorer — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.cors — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.dataannotations — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.formatters.json — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.formatters.xml — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.localization — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.razor — versions 1.0.0, 1.0.1, 1.0.2
- Microsoft Microsoft.aspnetcore.mvc.razor.host — versions 1.0.0, 1.0.1, 1.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/aspnet/Announcements/issues/239 (Technical Description, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-0249?
- CVE-2017-0249 is a high-severity vulnerability in Microsoft Asp.net Model View Controller, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2017-05-12.
- How severe is CVE-2017-0249?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2017-0249 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.