CVE-2021-34998 - CVE House
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Status published High CVE-2021-34998

This vulnerability allows local attackers to escalate privileges on affected...

Vulnerability Description

This vulnerability allows local attackers to escalate privileges on affected installations of Panda Security Free Antivirus 20.2.0.0. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the use of named pipes. The issue results from allowing an untrusted process to impersonate the client of a pipe. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-14208.

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:

  • Michael DePlante (@izobashi) of Trend Micro's Zero Day Initiative

Affected Vendor

Panda Security

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Affected Software

Free Antivirus
Vulnerable Versions:
20.2.0.0

Timeline

Official Publish: January 13th, 2022
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)