What is CVE-2024-56468?

CVE-2024-56468 is a high-severity vulnerability in IBM Infosphere Data Replication, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-07-08.

How severe is CVE-2024-56468?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in IBM Infosphere Data Replication

CVE-2024-56468

IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 could allow a remote user to cause a denial of service by sending an invalid HTTP request to the log reading service.

Vulnerability class: Buffer Overflow

Published 2025-07-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.2% 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 Infosphere Data Replication — versions 11.4.0
IBM Infosphere Data Replication Vsam For Z/os Remote Source — versions 11.4

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

www.ibm.com/support/pages/node/7239221 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-56468?: CVE-2024-56468 is a high-severity vulnerability in IBM Infosphere Data Replication, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-07-08.
How severe is CVE-2024-56468?: High severity. CVSS v3 base score is 7.5 out of 10.