What is GHSA-cmhx-cq75-c4mj?

GHSA-cmhx-cq75-c4mj is a security advisory published by GitHub Security Advisories with High severity. Regular Expression Denial of Service in System.Text.RegularExpressions

Which CVE IDs does GHSA-cmhx-cq75-c4mj cover?

GHSA-cmhx-cq75-c4mj covers the following CVE IDs: CVE-2019-0820. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-cmhx-cq75-c4mj?

GHSA-cmhx-cq75-c4mj has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

Which products are affected by GHSA-cmhx-cq75-c4mj?

GHSA-cmhx-cq75-c4mj affects 1 product, including: nuget/System.Text.RegularExpressions:\u003e= 4.3.0, \u003c 4.3.1.

GHSA-cmhx-cq75-c4mjHighCVSS 7.5

Regular Expression Denial of Service in System.Text.RegularExpressions

Vendor

GitHub Security Advisories

Published

August 4, 2021

Last Modified

February 21, 2023

🔗 CVE IDs covered (1)

CVE-2019-0820 →

📋 Description

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.

🎯 Affected products1

nuget/System.Text.RegularExpressions:>= 4.3.0, < 4.3.1

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2019-0820
https://access.redhat.com/errata/RHSA-2019:1259
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820
https://github.com/advisories/GHSA-cmhx-cq75-c4mj