Cyber Resilience

CVE-2021-21570

MediumRCE

Published: 28 September 2021

Published
28 September 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 6.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0044 63.5th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-21570 is a medium-severity OS Command Injection (CWE-78) vulnerability in Dell Emc Networker. Its CVSS base score is 6.8 (Medium).

Operationally, ranked in the top 36.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Dell NetWorker, versions 18.x and 19.x contain an Information disclosure vulnerability. A NetWorker server user with remote access to NetWorker clients may potentially exploit this vulnerability and gain access to unauthorized information.

CWE(s)
CWE-78

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

dell
emc networker
18.1.0.1 — 19.4.0.4

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References