CVE-2021-22775

Elevated code execution via installer search path

Published Sep 2, 2021 · Updated Aug 3, 2024

Uncontrolled search path in Schneider Electric GP-Pro EX V4.09.250 and earlier allows local users to execute code during installation. Schneider Electric has not disclosed the affected installer component, loaded file, or attacker-controlled search-path location. Installation must be initiated by a user, after which planted code runs with the installer's elevated privileges.

CVSS severity7.8
High
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Uncontrolled search path in Schneider Electric GP-Pro EX V4.09.250 and earlier allows local users to execute code during installation. Schneider Electric has not disclosed the affected installer component, loaded file, or attacker-controlled search-path location. Installation must be initiated by a user, after which planted code runs with the installer's elevated privileges.

The record

CVE
CVE-2021-22775
Published
Sep 2, 2021
Updated
Aug 3, 2024
Vendor
Schneider Electric
Product
GP-Pro EX
Classifications
CWE-427, T1574.008
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Sep 2, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 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=GP-Pro EX V4.09.250 and prior

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Schneider Electric · GP-Pro EXversion=GP-Pro EX V4.09.250 and prior

Published CVSS scores

4.4NIST NVDAV:L/AC:M/Au:N/C:P/I:P/A:P
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:N/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-427Uncontrolled Search Path Element
T1574.008Path Interception by Search Order Hijacking

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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