CVE-2019-20104

Q: How do I fix CVE-2019-20104?

Upgrade crowd to 4.0.0 or later.

Q: Is CVE-2019-20104 being actively exploited?

Not that we know of. CVE-2019-20104 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 83% of all scored CVEs.

Q: How severe is CVE-2019-20104?

CVE-2019-20104 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2019-20104 affect?

Published advisories record a fix for crowd (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGHEPSS 83th pctl

7.5

CVSS v3

NVD

Description

The OpenID client application in Atlassian Crowd before version 3.6.2, and from version 3.7.0 before 3.7.1 allows remote attackers to perform a Denial of Service attack via an XML Entity Expansion vulnerability.

CWE-776

How to fix

Remediation Available

crowdNVD

Affected:>= 3.7.2, < 4.0.0Fixed in:4.0.0CVE-2019-20104derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

2.43%probability of exploitation in 30 days

83rdpercentile

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

References

Exploit1

zeroauth.ltd

Vendor Advisory1

jira.atlassian.com

Related Vulnerabilities

Other CWE-776 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-1955	High	7.5	53%	-	Fix
CVE-2017-18640	High	7.5	27%	-	Fix
CVE-2019-11253	High	7.5	26%	-	Fix
CVE-2019-12401	High	7.5	7.4%	-	-
CVE-2023-20052	Medium	5.3	7.0%	-	Fix
CVE-2019-15903	High	7.5	6.6%	-	Fix

Common questions

How do I fix CVE-2019-20104?

Upgrade crowd to 4.0.0 or later.

Is CVE-2019-20104 being actively exploited?

Not that we know of. CVE-2019-20104 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.4% is the estimated probability that it will be exploited in the next 30 days. That is higher than 83% of all scored CVEs.

How severe is CVE-2019-20104?

CVE-2019-20104 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2019-20104 affect?

Published advisories record a fix for crowd (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2019-20104

Markdown

[![CVE-2019-20104](https://tridentstack.com/cve/badge/CVE-2019-20104.svg)](https://tridentstack.com/cve/CVE-2019-20104)

HTML

<a href="https://tridentstack.com/cve/CVE-2019-20104"><img src="https://tridentstack.com/cve/badge/CVE-2019-20104.svg" alt="CVE-2019-20104"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

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.