CVE-2018-3841 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

A denial-of-service vulnerability exists in the Pixar Renderman IT Display Service 21.6 (0x69). The vulnerability is present in the parsing of a network packet without proper validation of the packet. The data read-in 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Pixar	Renderman	21.6

Related Weaknesses (CWE)

CWE-476

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0524ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0524ExploitThird Party Advisory

FAQ

What is CVE-2018-3841?

CVE-2018-3841 is a vulnerability with a CVSS score of 7.5 (HIGH). A denial-of-service vulnerability exists in the Pixar Renderman IT Display Service 21.6 (0x69). The vulnerability is present in the parsing of a network packet without proper validation of the packet....

How severe is CVE-2018-3841?

CVE-2018-3841 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-3841?

Check the references section above for vendor advisories and patch information. Affected products include: Pixar Renderman.