What is CVE-2022-34311?

CVE-2022-34311 is a medium-severity vulnerability in IBM Cics Tx, classified under Insufficiently Protected Credentials. CVSS score: 4.3/10. Published 2024-02-12.

How severe is CVE-2022-34311?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in IBM Cics Tx

CVE-2022-34311

IBM CICS TX Standard and Advanced 11.1 could allow a user with physical access to the web browser to gain access to the user's session due to insufficiently protected credentials. IBM X-Force ID: 229446.

Published 2024-02-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (27.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

IBM Cics Tx — versions 11.1
IBM Cics Tx Advanced — versions 11.1
IBM Cics Tx Standard — versions 11.1

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

www.ibm.com/support/pages/node/6832930 (vendor-advisory, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/229446 (VDB Entry, vdb-entry)
www.ibm.com/support/pages/node/6832928 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2022-34311?: CVE-2022-34311 is a medium-severity vulnerability in IBM Cics Tx, classified under Insufficiently Protected Credentials. CVSS score: 4.3/10. Published 2024-02-12.
How severe is CVE-2022-34311?: Medium severity. CVSS v3 base score is 4.3 out of 10.