Is CVE-2019-19343 in the CISA KEV catalog?

No. CVE-2019-19343 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19343?

CVE-2019-19343 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-19343?

CVE-2019-19343 has an EPSS score of 1.63% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19343?

Upgrade undertow on debian unstable to 2.0.25-1 or later.

CVE & CISA-KEV Catalog

CVE-2019-19343

HIGHEPSS 73th pctl

7.5

CVSS v3

NVD

Description

A flaw was found in Undertow when using Remoting as shipped in Red Hat Jboss EAP before version 7.2.4. A memory leak in HttpOpenListener due to holding remote connections indefinitely may lead to denial of service. Versions before undertow 2.0.25.SP1 and jboss-remoting 5.0.14.SP1 are believed to be vulnerable.

CWE-400Resource Exhaustion CWE-404

How to fix

Remediation Available

undertowDebian

Fixed in:2.0.25-1CVE-2019-19343

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

1.63%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Vendor Advisory2

Third-Party Advisory1

security.netapp.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.