Is CVE-2019-20400 in the CISA KEV catalog?

No. CVE-2019-20400 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-20400?

CVE-2019-20400 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2019-20400?

CVE-2019-20400 has an EPSS score of 0.37% (29th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-20400?

Upgrade jira server to 8.6.0 or later.

CVE & CISA-KEV Catalog

CVE-2019-20400

HIGH

7.8

CVSS v3

NVD

Description

The usage of Tomcat in Jira before version 8.5.2 allows local attackers with permission to write a dll file to a directory in the global path environmental variable can inject code into via a DLL hijacking vulnerability.

CWE-427

How to fix

Remediation Available

jira serverNVD

Affected:>= 8.5.3, < 8.6.0Fixed in:8.6.0CVE-2019-20400derived from NVD

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.37%probability of exploitation in 30 days

29thpercentile

Low risk: more likely to be exploited than 29% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

Related Vulnerabilities

Other CWE-427 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-27955	Critical	9.8	83%	-	-
CVE-2017-6517	Critical	9.8	46%	-	-
CVE-2020-3153	Medium	6.5	28%	KEV + Ransom	Fix
CVE-2024-48990	High	7.8	20%	-	Fix
CVE-2019-9491	High	7.8	13%	-	-
CVE-2020-3433	High	7.8	10%	KEV + Ransom	Fix

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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.