CVE-2018-3840: Input Validation
First published: Tue Jun 26 2018(Updated: )
A denial-of-service vulnerability exists in the Pixar Renderman IT Display Service 21.6 (0x67). The vulnerability is present in the parsing of a network packet without proper validation of the packet. The data read by the application is not validated, and its use can lead to a null pointer dereference. The IT application is opened by a user and then listens for a connection on port 4001. An attacker can deliver an attack once the application has been opened.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Pixar Renderman | =21.6 |
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Frequently Asked Questions
What is CVE-2018-3840?
CVE-2018-3840 is a denial-of-service vulnerability that exists in the Pixar Renderman IT Display Service 21.6 (0x67).
How severe is CVE-2018-3840?
CVE-2018-3840 has a severity rating of 7.5 (high).
Which software is affected by CVE-2018-3840?
CVE-2018-3840 affects the Pixar Renderman IT Display Service 21.6.
What is the Common Weakness Enumeration (CWE) ID for CVE-2018-3840?
CVE-2018-3840 has CWE IDs 476 and 20.
How can I fix CVE-2018-3840?
To fix CVE-2018-3840, update your Pixar Renderman software to version 21.6 or higher.
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