Is CVE-2019-3834 in the CISA KEV catalog?

No. CVE-2019-3834 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-3834?

CVE-2019-3834 has a CVSS v3 base score of 7.3 (HIGH).

What is the EPSS score for CVE-2019-3834?

CVE-2019-3834 has an EPSS score of 1.01% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-3834?

Upgrade jboss operations network to 3.3.11 or later.

CVE & CISA-KEV Catalog

CVE-2019-3834

HIGH

7.3

CVSS v3

NVD

Description

It was found that the fix for CVE-2014-0114 had been reverted in JBoss Operations Network 3 (JON). This flaw allows attackers to manipulate ClassLoader properties on a vulnerable server. Exploits that have been published rely on ClassLoader properties that are exposed such as those in JON 3. Additional information can be found in the Red Hat Knowledgebase article: https://access.redhat.com/site/solutions/869353. Note that while multiple products released patches for the original CVE-2014-0114 flaw, the reversion described by this CVE-2019-3834 flaw only occurred in JON 3.

CWE-470

How to fix

Remediation Available

jboss operations networkNVD

Affected:>= 3.2.1, < 3.3.11Fixed in:3.3.11CVE-2019-3834derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.01%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Vendor Advisory1

bugzilla.redhat.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.