CVE-2026-83549
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Post-authentication OS Command Injection in SMA1000 AMC

Vulnerability report for CVE-2026-83549, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-01

Last updated on: 2026-09-03

Assigner: SonicWALL, Inc.

Description

Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 Appliance Management Console (AMC) which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

CVSS Scores

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Meta Information

Published
2026-09-01
Last Modified
2026-09-03
Generated
2026-09-05
AI Q&A
2026-09-02
EPSS Evaluated
2026-09-03
NVD
EUVD

Affected Vendors & Products

Showing 6 associated CPEs
Vendor Product Version / Range
sonicwall sma8200v to 12.4.3-03526 (exc)
sonicwall sma8200v From 12.5.0 (inc) to 12.5.0-02952 (exc)
sonicwall sma6210_firmware to 12.4.3-03526 (exc)
sonicwall sma6210_firmware From 12.5.0 (inc) to 12.5.0-02952 (exc)
sonicwall sma7210_firmware to 12.4.3-03526 (exc)
sonicwall sma7210_firmware From 12.5.0 (inc) to 12.5.0-02952 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This is a post-authentication OS Command Injection vulnerability in the SMA1000 Appliance Management Console (AMC). It allows a remote authenticated attacker with administrator privileges to execute arbitrary OS commands, potentially leading to remote code execution.

Detection Guidance

This vulnerability requires post-authentication access as an administrator to SMA1000 AMC. Detection should focus on monitoring for unusual command execution patterns or unauthorized administrative actions in the appliance management console logs. Check for unexpected network connections or processes spawned by the AMC service.

Impact Analysis

If exploited, this vulnerability could allow an attacker to take full control of the affected system, execute malicious commands, install malware, or steal sensitive data. It requires the attacker to already have administrator access.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating compliance requirements such as GDPR (data protection) and HIPAA (health information security). Organizations may face legal penalties and reputational damage.

Mitigation Strategies

Immediately update the SMA1000 Appliance Management Console to the latest patched version provided by SonicWall. Restrict administrative access to the AMC interface to trusted users only and disable unnecessary services. Monitor network traffic for suspicious activity and apply network segmentation to limit exposure.

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