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Vulnerability record · CVE-2021-21600 · published 10 August 2021

CVE-2021-21600: Dell emc networker vulnerability

Dell · Emc Networker

Dell EMC NetWorker, 19.4 or older, contain an uncontrolled resource consumption flaw in its API service. An authorized API user could potentially exploit this vulnerability via the web and desktop user interfaces, leading to denial of service in the manageability path.

6.5 CVSS 3.1 Medium EPSS 0.83% · top 44.1% CWE-772 · CWE-772
6.5CVSS 3.1 base score, v2 4.0
0.83%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Dell EMC NetWorker, 19.4 or older, contain an uncontrolled resource consumption flaw in its API service. An authorized API user could potentially exploit this vulnerability via the web and desktop user interfaces, leading to denial of service in the manageability path.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.dell.com/support/kbdoc/000189694 PatchVendor Advisory
https://www.dell.com/support/kbdoc/000189694 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-24576Dell emc networker code injection vulnerabilityEMC NetWorker may potentially be vulnerable to an unauthenticated remote code execution vulnerability in the NetWorker Client execution service (nsre…EPSS 1.0%9.8CVE-2017-8023Dell emc networker improper authentication vulnerabilityEMC NetWorker may potentially be vulnerable to an unauthenticated remote code execution vulnerability in the Networker Client execution service (nsre…EPSS 5.9%8.8CVE-2018-11050Dell emc networker cleartext transmission vulnerabilityDell EMC NetWorker versions between 9.0 and 9.1.1.8 through 9.2.1.3, and the version 18.1.0.1 contain a Clear-Text authentication over network vulner…EPSS 0.68%7.8CVE-2021-36311Dell emc networker improper authorization vulnerabilityDell EMC Networker versions prior to 19.5 contain an Improper Authorization vulnerability. Any local malicious user with networker user privileges ma…EPSS 0.20%7.5CVE-2018-1218Dell emc networker memory buffer overflow vulnerabilityIn Dell EMC NetWorker versions prior to 9.2.1.1, versions prior to 9.1.1.6, 9.0.x, and versions prior to 8.2.4.11, the 'nsrd' daemon causes a buffer …EPSS 16%6.5CVE-2023-24567Dell emc networker information exposure vulnerabilityDell NetWorker versions 19.5 and earlier contain 'RabbitMQ' version disclosure vulnerability. A NetWorker server user with remote access to NetWorker…EPSS 0.55%6.5CVE-2023-25544Dell emc networker information exposure vulnerabilityDell NetWorker versions 19.5 and earlier contain 'Apache Tomcat' version disclosure vulnerability. A NetWorker server user with remote access to NetW…EPSS 0.55%6.5CVE-2022-34368Dell emc networker vulnerabilityDell EMC NetWorker 19.2.1.x 19.3.x, 19.4.x, 19.5.x, 19.6.x and 19.7.0.0 contain an Improper Handling of Insufficient Permissions or Privileges vulner…EPSS 0.40%

Source: NIST National Vulnerability Database (record CVE-2021-21600), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.