Is CVE-2019-20409 in the CISA KEV catalog?

No. CVE-2019-20409 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-20409?

CVE-2019-20409 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2019-20409?

CVE-2019-20409 has an EPSS score of 2.48% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-20409?

Upgrade Jira Software Long Term Support to 8.8.0 or later.

CVE & CISA-KEV Catalog

CVE-2019-20409

CRITICALEPSS 83th pctl

9.8

CVSS v3

NVD

Description

The way in which velocity templates were used in Atlassian Jira Server and Data Center prior to version 8.8.0 allowed remote attackers to gain remote code execution if they were able to exploit a server side template injection vulnerability.

CWE-74Injection

How to fix

Remediation Available

Jira Software Long Term SupportWindows application

Affected:8.8.0Fixed in:8.8.0Atlassian

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.48%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Vendor Advisory1

jira.atlassian.com

Related Vulnerabilities

Other CWE-74 (Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-2251	Critical	9.8	100%	KEV	Fix
CVE-2023-22527	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-2725	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-46169	Critical	9.8	100%	KEV	Fix
CVE-2022-35914	Critical	9.8	100%	KEV	-
CVE-2019-17558	High	7.5	99%	KEV	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.