Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2019-0820

Good to know:

icon
icon

Date: May 16, 2019

A denial of service vulnerability exists when .NET Framework and .NET Core improperly process RegEx strings, aka '.NET Framework and .NET Core Denial of Service Vulnerability'. This CVE ID is unique from CVE-2019-0980, CVE-2019-0981.

Language: C#

Severity Score

Related Resources (5)

https://access.redhat.com/security/cve/CVE-2019-0820
https://access.redhat.com/errata/RHSA-2019:1259
https://nvd.nist.gov/vuln/detail/CVE-2019-0820
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820
https://www.mend.io/vulnerability-database/CVE-2019-0820

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

icon

Upgrade Version

Upgrade to version System.Text.RegularExpressions - 4.3.1

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

Do you need more information?

Contact Us