CVE-2023-27509

Local privilege escalation

Published Aug 11, 2023 · Updated Oct 2, 2024

Improper access control in Intel ISPC Windows installers before 1.19.0 allows local users to escalate privileges during installation. Intel has not published the affected installer locus or the incorrect access-control operation performed there. Exploitation requires low-privileged local access and user interaction and can alter or interrupt the host without disclosing data.

CVSS severity6.6
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Intel ISPC Windows installers before 1.19.0 allows local users to escalate privileges during installation. Intel has not published the affected installer locus or the incorrect access-control operation performed there. Exploitation requires low-privileged local access and user interaction and can alter or interrupt the host without disclosing data.

The record

CVE
CVE-2023-27509
Published
Aug 11, 2023
Updated
Oct 2, 2024
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Implicit SPMD Program Compiler (ISPC)
Classifications
CWE-284, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 2, 2024Record 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 1.19.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel Implicit SPMD Program Compiler (ISPC)version=before version 1.19.0

Published CVSS scores

6.6Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/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.

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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-284Improper Access Control
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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