CVE-2021-3061 - CVE House
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Status published Medium CVE-2021-3061

PAN-OS: OS Command Injection Vulnerability in the Command Line Interface (CLI)

Vulnerability Description

An OS command injection vulnerability in the Palo Alto Networks PAN-OS command line interface (CLI) enables an authenticated administrator with access to the CLI to execute arbitrary OS commands to escalate privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers that have Prisma Access 2.1 firewalls are impacted by this issue.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Palo Alto Networks thanks CJ, an external security researcher, and Ben Nott from Palo Alto Networks for discovering and reporting this issue.

References

More from Palo Alto Networks

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CVE-2025-4617
Prisma Browser: Insufficient Policy Enforcement Vulnerability in Prisma Browser
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CVE-2025-4616
Prisma Browser: Insufficient Validation of Untrusted Input Vulnerability in Prisma Browser
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CVE-2025-4615
PAN-OS: Improper Neutralization of Input in the Management Web Interface
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Affected Vendor

Palo Alto Networks

View all reports →

Affected Software

PAN-OS, Prisma Access
Vulnerable Versions:
8.1, 9.0, 10.0, 10.1, 9.1, 2.2 all, 2.1 Preferred, 2.1 Innovation

Timeline

Official Publish: November 10th, 2021
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-78

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1005 Data from Local System
Collection
T1041 Exfiltration Over C2 Channel
Exfiltration