How severe is CVE-2019-4031?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2019-4031 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in IBM Tivoli Workload Scheduler

CVE-2019-4031

IBM Workload Scheduler Distributed 9.2, 9.3, 9.4, and 9.5 contains a vulnerability that could allow a local user to write files as root in the file system, which could allow the attacker to gain root privileges. IBM X-Force ID: 155997.

Published 2019-10-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.4th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

IBM Tivoli Workload Scheduler — versions 9.2, 9.3, 9.4
IBM Workload Scheduler Distributed — versions 9.2, 9.3, 9.4

Public proof-of-concept exploits

n0-traces/cve_

References

www.ibm.com/support/pages/node/1076775 (Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/155997 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2019-4031?: CVE-2019-4031 is a high-severity vulnerability in IBM Tivoli Workload Scheduler. CVSS score: 7.8/10. Published 2019-10-16.
How severe is CVE-2019-4031?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2019-4031 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.