CWE
287
Advisory Published
Updated

CVE-2017-8023: EMC Networker Remote Code Execution Vulnerability

First published: Mon Apr 01 2019(Updated: )

EMC NetWorker may potentially be vulnerable to an unauthenticated remote code execution vulnerability in the Networker Client execution service (nsrexecd) when oldauth authentication method is used. An unauthenticated remote attacker could send arbitrary commands via RPC service to be executed on the host system with the privileges of the nsrexecd service, which runs with administrative privileges.

Credit: security_alert@emc.com

Affected SoftwareAffected VersionHow to fix
Dell EMC NetWorker>=8.2.0.0<8.2.4.11
Dell EMC NetWorker>=9.0.0.0<=9.0.1.9
Dell EMC NetWorker>=9.1.0.0<9.1.1.5
Dell EMC NetWorker>=9.2.0.0<9.2.1.0

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Frequently Asked Questions

  • What is the severity of CVE-2017-8023?

    CVE-2017-8023 is considered a critical vulnerability due to its potential for unauthenticated remote code execution.

  • How do I fix CVE-2017-8023?

    To fix CVE-2017-8023, upgrade the Dell EMC NetWorker software to a version that does not utilize the oldauth authentication method.

  • Which versions of Dell EMC NetWorker are affected by CVE-2017-8023?

    CVE-2017-8023 affects Dell EMC NetWorker versions 8.2.0.0 to 8.2.4.11, 9.0.0.0 to 9.0.1.9, 9.1.0.0 to 9.1.1.5, and 9.2.0.0 to 9.2.1.0.

  • Can CVE-2017-8023 be exploited remotely?

    Yes, CVE-2017-8023 can be exploited by unauthenticated remote attackers through the Networker Client execution service.

  • What impact does CVE-2017-8023 have if exploited?

    If CVE-2017-8023 is exploited, it allows an attacker to execute arbitrary commands on the affected Dell EMC NetWorker systems.

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