CVE-2017-0256

high-risk
Published 2017-05-12

A spoofing vulnerability exists when the ASP.NET Core fails to properly sanitize web requests.

Do I need to act?

~
4.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Microsoft

References (2)

Technical Description https://github.com/aspnet/Announcements/issues/239
Technical Description https://github.com/aspnet/Announcements/issues/239
59
/ 100
high-risk
Severity 21/34 · High
Exploitability 8/34 · Low
Exposure 30/34 · Critical