Palo Alto Cortex XDR Agent up to 5.0.10/6.1.7/7.2.2 on Windows uncontrolled search path

EntryeditHistoryDiffjsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.4	$0-$5k	0.41

A vulnerability, which was classified as critical, was found in Palo Alto Cortex XDR Agent up to 5.0.10/6.1.7/7.2.2 on Windows. This affects an unknown part. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-427. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A local privilege escalation vulnerability exists in the Palo Alto Networks Cortex XDR agent on Windows platforms that enables an authenticated local Windows user to execute programs with SYSTEM privileges. This requires the user to have the privilege to create files in the Windows root directory or to manipulate key registry values. This issue impacts: Cortex XDR agent 5.0 versions earlier than Cortex XDR agent 5.0.11; Cortex XDR agent 6.1 versions earlier than Cortex XDR agent 6.1.8; Cortex XDR agent 7.2 versions earlier than Cortex XDR agent 7.2.3; All versions of Cortex XDR agent 7.2 without content update release 171 or a later version.

The weakness was released 06/10/2021. The advisory is shared at security.paloaltonetworks.com. This vulnerability is uniquely identified as CVE-2021-3041 since 01/06/2021. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 5.0.11, 6.1.8 or 7.2.3 eliminates this vulnerability.

Productinfoedit

Vendor

Palo Alto

Name

Cortex XDR Agent

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-427
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Cortex XDR Agent 5.0.11/6.1.8/7.2.3

Timelineinfoedit

01/06/2021 CVE assigned
06/10/2021 +154 days Advisory disclosed
06/10/2021 +0 days VulDB entry created
06/13/2021 +3 days VulDB last update

Sourcesinfoedit

Vendor: https://www.paloaltonetworks.com/

Advisory: security.paloaltonetworks.com
Status: Confirmed

CVE: CVE-2021-3041 (🔒)

Entryinfoedit

Created: 06/10/2021 07:10 PM
Updated: 06/13/2021 08:28 AM
Changes: (1) source_cve_cna
Complete: 🔍