CVE Catalog

CVE-2017-7924

High
Published: Translated: NVD NIST

Summary

An Improper Input Validation issue was discovered in Rockwell Automation MicroLogix 1100 controllers (models 1763-L16BWA, 1763-L16AWA, 1763-L16BBB, and 1763-L16DWD). A remote, unauthenticated attacker could send a specially crafted PCCC packet to the controller that could potentially cause the controller to enter a DoS condition.

Risk Assessment

An attacker could remotely cause the controller to become unavailable, potentially disrupting industrial automation systems.

Recommendation

It is recommended to update the controller's firmware and implement appropriate security measures to mitigate the risk of DoS attacks.

Related vulnerabilities

Original NVD description (English source)

An Improper Input Validation issue was discovered in Rockwell Automation MicroLogix 1100 controllers 1763-L16BWA, 1763-L16AWA, 1763-L16BBB, and 1763-L16DWD. A remote, unauthenticated attacker could send a single, specially crafted Programmable Controller Communication Commands (PCCC) packet to the controller that could potentially cause the controller to enter a DoS condition.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS