What is CVE-2025-1330?

CVE-2025-1330 is a high-severity vulnerability in Ibm Cics_tx, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-05-08.

How severe is CVE-2025-1330?

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

Buffer overflow in Ibm Cics_tx

CVE-2025-1330

IBM CICS TX Standard 11.1 and IBM CICS TX Advanced 10.1 and 11.1 could allow a local user to execute arbitrary code on the system due to failure to handle DNS return requests by the gethostbyname function.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (13.6th percentile) — read the EPSS interpretation.

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.

Affected products

Ibm Cics_tx — versions 11.1.0.0
Ibm Cics Tx Advanced — versions 10.1, 11.1
Ibm Cics Tx Standard — versions 11.1
Linux Linux_kernel

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

psirt@us.ibm.com (vendor-advisory, patch, Vendor Advisory)
psirt@us.ibm.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-1330?: CVE-2025-1330 is a high-severity vulnerability in Ibm Cics_tx, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-05-08.
How severe is CVE-2025-1330?: High severity. CVSS v3 base score is 7.8 out of 10.