Palo Alto Networks Security Advisories / CVE-2019-1584

CVE-2019-1584 Remote Command Injection in Zingbox Inspector

047910
Severity 9.8 · CRITICAL
Attack Vector NETWORK
Attack Complexity LOW
Privileges Required NONE
User Interaction NONE
Scope UNCHANGED
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH

Description

A security vulnerability exists in Zingbox Inspector that allows for remote code execution if the Inspector were sent a malicious command from the Zingbox cloud, or if the Zingbox Inspector were tampered with to connect to an attacker's cloud endpoint. (Ref: CVE-2019-1584)

This vulnerability can only be triggered by malicous commands sent by the Zingbox cloud to the Zingbox Inspector software. The Zingbox Inspector is configured to connect only to an authorized Zingbox cloud, which is authenticated using PKI. The vulnerability allows for remote code execution only if the Zingbox Inspector or Zingbox cloud are tampered with in order to send malicious commands to the Zingbox Inspector software.

This issue affects Zingbox Inspector, versions 1.293 and earlier.

Product Status

VersionsAffectedUnaffected
Zingbox Inspector 1<= 1.293>= 1.294

Severity: CRITICAL

CVSSv3.1 Base Score: 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Weakness Type

CWE-20 Improper Input Validation

Solution

Zingbox Inspector, version 1.294 and later.

Workarounds and Mitigations

In the normal course of operation, Zingbox Inspector automatically updates its own software, and a fixed version of software has already been made available. No user action is required unless the software is unable to update itself. Customers still running affected versions of Zingbox Inspector software can mitigation this issue by updating to a patched version, or by disabling remote debugging for the Zingbox Inspector. See product documentation for more information on how to disable remote debugging.

Acknowledgments

Note: This security issue was found during an internal security audit performed during the Palo Alto Networks acquisition of Zingbox. The issues discovered during this process have been addressed in software updates as described in the published Zingbox security advisories.
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