CVE-2025-36251

CRITICAL
Published Nov 13, 2025 Modified Nov 19, 2025 CWE-114

Description

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 nimsh service SSL/TLS implementations could allow a remote attacker to execute arbitrary commands due to improper process controls. This addresses additional attack vectors for a vulnerability that was previously addressed in CVE-2024-56347.

CVSS v3.1 Score

9.6
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Weakness Type (CWE)

CWE-114 CWE-114

Affected Products

Vendor Product
ibm vios
ibm vios
ibm aix
ibm aix

References

Frequently Asked Questions

What is CVE-2025-36251? +
IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 nimsh service SSL/TLS implementations could allow a remote attacker to execute arbitrary commands due to improper process controls. This addresses additional attack vectors for a vulnerability that was previously addressed in CVE-2024-56347. It has a CVSS v3.1 base score of 9.6 (CRITICAL).
How severe is CVE-2025-36251? +
CVE-2025-36251 has a CVSS v3.1 score of 9.6 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-36251? +
CVE-2025-36251 affects products from ibm, specifically: aix, vios. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-36251? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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