CVE-2020-1161
dotnet: Denial of service due to infinite loop
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka 'ASP.NET Core Denial of Service Vulnerability'.
Existe una vulnerabilidad denegación de servicio cuando ASP.NET Core maneja inapropiadamente las peticiones web, también se conoce como "ASP.NET Core Denial of Service Vulnerability".
An infinite loop was found in the HTTP Routing component of Microsoft.AspNetCore.App, which could be exploited by a remote, unauthenticated attacker. This flaw allows an attacker without special privileges to send crafted requests to a machine running an ASP.NET Core application, triggering the infinite loop and causing a denial of service in that application, for example, a web server.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-11-04 CVE Reserved
- 2020-05-21 CVE Published
- 2023-12-17 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-400: Uncontrolled Resource Consumption
CAPEC
References (3)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1161 | 2021-07-21 |
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2020-1161 | 2020-05-21 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1827645 | 2020-05-21 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Microsoft Search vendor "Microsoft" | Asp.net Core Search vendor "Microsoft" for product "Asp.net Core" | 3.1 Search vendor "Microsoft" for product "Asp.net Core" and version "3.1" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Visual Studio 2017 Search vendor "Microsoft" for product "Visual Studio 2017" | >= 15.1 <= 15.9 Search vendor "Microsoft" for product "Visual Studio 2017" and version " >= 15.1 <= 15.9" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Visual Studio 2019 Search vendor "Microsoft" for product "Visual Studio 2019" | >= 16.0 <= 16.5 Search vendor "Microsoft" for product "Visual Studio 2019" and version " >= 16.0 <= 16.5" | - |
Affected
| ||||||