Public Date:
1607283: CVE-2018-4182 cups: Sandbox bypass due to insecure error handling
A Sandbox bypass has been discovered in cups on macOS due to insecure error handling. An attacker that has obtained sandboxed root access can use this flow to escape the sandbox.

Find out more about CVE-2018-4182 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of cups as shipped with Red Hat Enterprise Linux as cups on Linux does not support the Sandbox feature.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 7
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.
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