Use‑After‑Free RCE in Adobe Flash Player (CVE‑2015‑5119) Threatens Client Systems
What It Is – A use‑after‑free flaw in the ActionScript 3 ByteArray class of Adobe Flash Player enables remote code execution.
Exploitability – Publicly disclosed; proof‑of‑concept code exists. The CVSS v3 base score is 7.5 (High).
Affected Products – Adobe Flash Player (all versions prior to the 2015 security update).
Why It Matters for Trust & Control Assurance
- Demonstrates the critical need for a robust vulnerability‑management control that captures timely patching evidence and can be audited across frameworks (e.g., NIST CSF Identify, ISO 27001).
- Continuous monitoring of endpoint software inventories provides defensible proof that known flaws are mitigated, a key trust signal for enterprise buyers.
- Failure to remediate such a flaw can erode the audit trail and expose organizations to downstream compliance gaps.
Recommended Actions
- Verify that all endpoints have the Adobe Flash Player security update applied or, where feasible, disable/remove Flash entirely.
- Update your asset inventory and vulnerability‑scanning tools to flag CVE‑2015‑5119 as a high‑severity finding.
- Capture remediation evidence (patch logs, configuration snapshots) and map it to your control‑objective for vulnerability management.
- Review and tighten your patch‑management policy to ensure rapid response to future use‑after‑free or similar flaws.
Source: CISA KEV – CVE‑2015‑5119