A vulnerability, which was classified as problematic, has been found in tcmu-runner up to 1.2.0. This issue affects an unknown function of the component Daemon. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

The tcmu-runner daemon in tcmu-runner version 1.0.5 to 1.2.0 is vulnerable to a local denial of service attack

The bug was discovered 11/16/2017. The weakness was presented 11/17/2017 (Website). The advisory is shared at github.com. The identification of this vulnerability is CVE-2017-1000201 since 11/16/2017. An attack has to be approached locally. The successful exploitation requires a simple authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 104865 (RHEL 7 : Storage Server (RHSA-2017:3277)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (104865). See 109612 for similar entry.

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• tcmu-runner

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• 1.0
• 1.1
• 1.2

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