Improper Access Control in Adobe ColdFusion (CVE‑2024‑20767) Allows Unauthorized File Access
What It Is
Adobe ColdFusion’s admin interface suffers an improper access‑control flaw. When the administrative console is reachable over the Internet, an unauthenticated attacker can request or overwrite files that are meant to be restricted to privileged users.
Exploitability
The vulnerability is rated High by CISA and appears in the Known Exploited Vulnerabilities (KEV) catalog. No public proof‑of‑concept has been released, but the attack vector is straightforward: a remote request to an exposed admin panel can trigger the flaw. Organizations that expose the panel without additional hardening are at immediate risk.
Affected Products
- Vendor: Adobe
- Product: ColdFusion (all supported versions that include the default admin console)
Why It Matters for Compliance & Audit Readiness
Access‑control failures strike at the core of several regulatory frameworks (e.g., NIST 800‑53 AC‑1, ISO 27001 A.9). Demonstrating that you have continuous control monitoring over privileged interfaces, and that you can produce defensible evidence of remediation, is essential for audit readiness. Mapping this issue to the Access Controls domain strengthens your vendor‑management and configuration‑baseline controls, reducing the likelihood of non‑compliance findings related to unauthorized data exposure.
Recommended Actions
- Patch Immediately: Apply Adobe’s security update for CVE‑2024‑20767.
- Restrict Network Access: Block external traffic to the ColdFusion admin console using firewalls or VPN‑only access.
- Validate Configuration: Verify that the admin panel is not exposed on public IPs; document the change in your configuration‑baseline repository.
- Monitor for Indicators: Enable logging of admin‑panel requests and set alerts for anomalous file‑access patterns.
- Capture Evidence: Record patch‑installation logs, firewall rule changes, and monitoring alerts to build a defensible audit trail.
Source: CISA KEV – CVE‑2024‑20767