Cyber Resilience

CVE-2021-26681

HighRCE

Published: 23 February 2021

Published
23 February 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0389 88.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26681 is a high-severity OS Command Injection (CWE-78) vulnerability in Arubanetworks Clearpass Policy Manager. Its CVSS base score is 7.2 (High).

Operationally, ranked in the top 11.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A remote authenticated command Injection vulnerability was discovered in Aruba ClearPass Policy Manager version(s): Prior to 6.9.5, 6.8.8-HF1, 6.7.14-HF1. A vulnerability in the ClearPass CLI could allow remote authenticated users to run arbitrary commands on the underlying host. A successful…

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exploit could allow an attacker to execute arbitrary commands as root on the underlying operating system leading to complete system compromise.

CWE(s)
CWE-78

Related Threats

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

Affected Assets

arubanetworks
clearpass policy manager
≤ 6.7.14 · 6.8.0 — 6.8.7 · 6.9.0 — 6.9.2

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