Is CVE-2022-43403 in the CISA KEV catalog?

No. CVE-2022-43403 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-43403?

CVE-2022-43403 has a CVSS v3 base score of 9.9 (CRITICAL).

What is the EPSS score for CVE-2022-43403?

CVE-2022-43403 has an EPSS score of 1.43% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-43403?

Upgrade jenkins on rhel 8 to 0:2.387.1.1683009763-3.el8 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2022-43403

CRITICAL

9.9

CVSS v3

NVD

Description

A sandbox bypass vulnerability involving casting an array-like value to an array type in Jenkins Script Security Plugin 1183.v774b_0b_0a_a_451 and earlier allows attackers with permission to define and run sandboxed scripts, including Pipelines, to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.

How to fix

Remediation Available

jenkinsRed Hat / RHEL

Fixed in:0:2.387.1.1683009763-3.el8RHSA-2023:3198

jenkinsRocky

Fixed in:0:2.387.1.1683009763-3.el8RHSA-2023:3198

jenkins-2-pluginsRocky

Fixed in:0:4.11.1683009941-1.el8RHSA-2023:3198

jenkins-2-pluginsRed Hat / RHEL

Fixed in:0:4.11.1683009941-1.el8RHSA-2023:3198

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 RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.43%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% of all known CVEs.

References

Vendor Advisory1

jenkins.io

Third-Party Advisory2

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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.