Vulnerability Monitor

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CVE-2021-3042

A local privilege escalation (PE) 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. Exploiting this vulnerability requires the user to have file creation privilege in the Windows root directory (such as C:\). This issue impacts: All versions of Cortex XDR agent 6.1 without content update 181 or a later version; All versions of Cortex XDR agent 7.2 without content update 181 or a later version; All versions of Cortex XDR agent 7.3 without content update 181 or a later version. Cortex XDR agent 5.0 versions are not impacted by this issue. Content updates are required to resolve this issue and are automatically applied for the agent.

Published

2021-07-15T17:15:08.717

Last Modified

2024-11-21T06:20:49.573

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-427
  • Type: Primary
    CWE-427
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application paloaltonetworks cortex_xdr_agent 6.1 Yes
Application paloaltonetworks cortex_xdr_agent 7.2 Yes
Application paloaltonetworks cortex_xdr_agent 7.2 Yes
Application paloaltonetworks cortex_xdr_agent 7.2 Yes
Application paloaltonetworks cortex_xdr_agent 7.3 Yes
Operating System microsoft windows - No
References