Open Redirect in Microsoft Asp.net_core
CVE-2017-11879
ASP.NET Core 2.0 allows an attacker to steal log-in session information such as cookies or authentication tokens via a specially crafted URL aka "ASP.NET Core Elevation Of Privilege Vulnerability".
Vulnerability class: Open Redirect
EPSS: 0.094 (94.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Asp.net_core — versions 2.0
- Microsoft Corporation Asp.net Core — versions ASP.NET Core 2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Issue Tracking, Vendor Advisory)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, Issue Tracking, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2017-11879?
- CVE-2017-11879 is a high-severity vulnerability in Microsoft Asp.net_core, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 8.8/10. Published 2017-11-15.
- How severe is CVE-2017-11879?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-11879 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.