What is CVE-2019-4591?

CVE-2019-4591 is a high-severity vulnerability in IBM Maximo Asset Management, classified under Session Fixation. CVSS score: 7.8/10. Published 2020-07-13.

How severe is CVE-2019-4591?

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

Vulnerability in IBM Maximo Asset Management

CVE-2019-4591

IBM Maximo Asset Management 7.6.0 and 7.6.1 does not invalidate session after logout which could allow a local user to impersonate another user on the system. IBM X-Force ID: 167451.

Published 2020-07-13 · 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 (18.1th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.1% 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 Maximo Asset Management — versions 7.6.0, 7.6.1
IBM Maximo Asset Management

Weakness classification (CWE)

CWE-384 — Session Fixation

References

www.ibm.com/support/pages/node/6245696 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/167451 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2019-4591?: CVE-2019-4591 is a high-severity vulnerability in IBM Maximo Asset Management, classified under Session Fixation. CVSS score: 7.8/10. Published 2020-07-13.
How severe is CVE-2019-4591?: High severity. CVSS v3 base score is 7.8 out of 10.