CVE-2022-21204

Local privilege escalation via undisclosed improper permissions

Published Feb 9, 2022 · Updated May 5, 2025

Improper permissions in Intel Quartus Prime Pro Edition before 21.3 allow local users to escalate privileges after authentication. Intel has not disclosed the affected file or component, the incorrect permission setting, or the operation that exploits it. Exploitation requires local access, low privileges, high complexity, and user interaction, and can compromise confidentiality, integrity, and availability.

CVSS severity6.7
Medium
EPSS probability0.22%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper permissions in Intel Quartus Prime Pro Edition before 21.3 allow local users to escalate privileges after authentication. Intel has not disclosed the affected file or component, the incorrect permission setting, or the operation that exploits it. Exploitation requires local access, low privileges, high complexity, and user interaction, and can compromise confidentiality, integrity, and availability.

The record

CVE
CVE-2022-21204
Published
Feb 9, 2022
Updated
May 5, 2025
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Quartus Prime Pro Edition Design Software
Classifications
CWE-276, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Feb 9, 2022CVE publishedPublication date reported by the CVE source.
  2. May 5, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=before version 21.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel Quartus Prime Pro Edition Design Softwareversion=before version 21.3

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8CISA-ADPCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6NIST NVDAV:L/AC:L/Au:N/C:P/I:P/A:P
6.7Altera INTEL-SA-00632CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-276Incorrect Default Permissions
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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