Bug 2031201 (CVE-2021-43877)

Summary: CVE-2021-43877 dotnet: ASPNetCore processPath privilege escalation
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: andrew.slice, bodavis, crummel, dbhole, dotnet-packagers, francisco.vergarat, harold, jburrell, kanderso, lvaleeva, omajid, rjanekov, rwagner, scorneli, security-response-team
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: Doc Type: No Doc Update
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-12-14 18:47:02 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On:    
Bug Blocks: 2031202    

Description Pedro Sampaio 2021-12-10 18:47:23 UTC
It was discovered that the ASP.NET Core Module (ANCM) did not properly sanitize certain input. A local attacker could exploit this vulnerability to gain escalated privileges. Successful exploitation requires that the application is hosted using IIS.