Critical Code Injection in IBM WebSphere Application Server & Server Hypervisor Edition (CVE‑2015‑7450)
What It Is
A remote code execution vulnerability exists in the serialized‑object handling of IBM WebSphere Application Server and Server Hypervisor Edition. An attacker can supply crafted serialized data that triggers arbitrary command execution on the vulnerable host.
Exploitability
The vulnerability is classified as Critical (CVSS ≥ 9.0). Public proof‑of‑concept code has been released, and the issue is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, indicating active exploitation in the wild.
Affected Products
- IBM WebSphere Application Server (standard editions)
- IBM WebSphere Server Hypervisor Edition
Why It Matters for Compliance & Audit Readiness
Remote code execution bypasses traditional access‑control boundaries, undermining the integrity of critical business applications. For organizations subject to frameworks such as NIST CSF, ISO 27001, or PCI‑DSS, this vulnerability directly impacts the Access Control (PR.AC) and Vulnerability Management (DE.CM‑7) domains. Demonstrating timely patching and evidence of continuous monitoring satisfies vendor‑management controls and provides a defensible audit trail that evidences due diligence in protecting third‑party software.
Recommended Actions
- Map the affected asset to your Access Control and Vulnerability Management controls.
- Validate that the latest IBM security fix (or applicable mitigation) is applied across all environments.
- Capture patch‑installation logs and update your configuration management database (CMDB) to reflect the remediation status.
- Enable continuous monitoring for anomalous process execution on WebSphere hosts (e.g., via EDR or SIEM).
- Document the remediation steps in your vendor‑risk register to support audit readiness.
Source: https://nvd.nist.gov/vuln/detail/CVE-2015-7450