Palo Alto Networks Security Advisories / CVE-2022-0012

CVE-2022-0012 Cortex XDR Agent: Local Arbitrary File Deletion Vulnerability

047910
Severity 6.1 · MEDIUM
Attack Vector LOCAL
Scope UNCHANGED
Attack Complexity LOW
Confidentiality Impact NONE
Privileges Required LOW
Integrity Impact LOW
User Interaction NONE
Availability Impact HIGH

Description

An improper link resolution before file access vulnerability exists in the Palo Alto Networks Cortex XDR agent on Windows platforms that enables a local user to delete arbitrary system files and impact the system integrity or cause a denial of service condition.

This issue impacts:

Cortex XDR agent 5.0 versions earlier than Cortex XDR agent 5.0.12 on Windows;

Cortex XDR agent 6.1 versions earlier than Cortex XDR agent 6.1.9 on Windows;

Cortex XDR agent 7.2 versions earlier than Cortex XDR agent 7.2.4 on Windows;

Cortex XDR agent 7.3 versions earlier than Cortex XDR agent 7.3.2 on Windows.

Product Status

VersionsAffectedUnaffected
Cortex XDR Agent 7.6None7.6.*
Cortex XDR Agent 7.5None7.5.*
Cortex XDR Agent 7.4None7.4.*
Cortex XDR Agent 7.3< 7.3.2 on Windows>= 7.3.2 on Windows
Cortex XDR Agent 7.2< 7.2.4 on Windows>= 7.2.4 on Windows
Cortex XDR Agent 6.1< 6.1.9 on Windows>= 6.1.9 on Windows
Cortex XDR Agent 5.0< 5.0.12 on Windows>= 5.0.12 on Windows

Severity:MEDIUM

CVSSv3.1 Base Score:6.1 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H)

Exploitation Status

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Weakness Type

CWE-59 Improper Link Resolution Before File Access ('Link Following')

Solution

This issue is fixed in Cortex XDR agent 5.0.12, Cortex XDR agent 6.1.9, Cortex XDR agent 7.2.4, Cortex XDR agent 7.3.2, and all later Cortex XDR agent versions.

Workarounds and Mitigations

There is no known workaround available for this issue.

Acknowledgments

Palo Alto Networks thanks Chris Au for discovering and reporting this issue.

Timeline

Initial publication
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