CVE-2019-0820

high-risk
Published 2019-05-16

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.

Do I need to act?

~
2.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Redhat Microsoft

References (4)

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1259
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:1259
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0820
54
/ 100
high-risk
Severity 26/34 · High
Exploitability 6/34 · Minimal
Exposure 22/34 · High