Is CVE-2019-5419 in the CISA KEV catalog?

No. CVE-2019-5419 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-5419?

CVE-2019-5419 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-5419?

CVE-2019-5419 has an EPSS score of 8.67% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-5419?

Upgrade rails on debian 11 to 2:5.2.2.1+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2019-5419

HIGHEPSS 94th pctl

7.5

CVSS v3

NVD

Description

There is a possible denial of service vulnerability in Action View (Rails) <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 where specially crafted accept headers can cause action view to consume 100% cpu and make the server unresponsive.

CWE-400Resource Exhaustion CWE-770Allocation of Resources Without Limits or Throttling

How to fix

Remediation Available

railsDebian

Fixed in:2:5.2.2.1+dfsg-1CVE-2019-5419

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

8.67%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch2

Third-Party Advisory8

Other references2

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HTML

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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.