Jenkins Security Advisory 2023-09-20

CSIRTS triage

What

Multiple vulnerabilities affect Jenkins Core and a plugin.

Who is affected

Users of Jenkins Core and the Build Failure Analyzer plugin.

Urgency

Remediation urgency is unclear due to the unknown severity of the vulnerabilities.

Action

Review and update Jenkins Core and affected plugins as necessary.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source

Jenkins Security Advisories (INTL · vendor-psirt · site)

Severity

unknown

Published

2023-09-20

Exploitation

Not in CISA KEV at last sync

Original advisory: https://www.jenkins.io/security/advisory/2023-09-20/

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Moderate exploitation riskCVE-2023-434943.4% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 87% of all scored CVEs.
• Low exploitation riskCVE-2023-434950.88% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 55% of all scored CVEs.
• Low exploitation riskCVE-2023-434960.94% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 57% of all scored CVEs.
• Low exploitation riskCVE-2023-434970.80% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all scored CVEs.
• Low exploitation riskCVE-2023-434980.80% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all scored CVEs.
• Low exploitation riskCVE-2023-434990.52% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 41% of all scored CVEs.
• Low exploitation riskCVE-2023-435000.41% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 33% of all scored CVEs.
• Low exploitation riskCVE-2023-435010.50% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all scored CVEs.
• Low exploitation riskCVE-2023-435020.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 26% of all scored CVEs.

Referenced CVEs

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