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CVE-2020-25182

Rockwell Automation ISaGRAF5 Runtime Uncontrolled Search Path Element

MEDIUM
6.7
CVSS Score
Published: March 18, 2022 at 06:00 PM UTC
Updated: June 17, 2026 at 03:06 AM UTC
29 products affected across 3 vendorsEasergy T300 FirmwareMicro850Micro870

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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x searches for and loads DLLs as dynamic libraries. Uncontrolled loading of dynamic libraries could allow a local, unauthenticated attacker to execute arbitrary code. This vulnerability only affects ISaGRAF Runtime when running on Microsoft Windows systems.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Aadvance Controller· Rockwell Automation
95%
v ≤ 1.40
Isagraf Free Runtime· Rockwell Automation
95%
v ≤ 6.6.8
ISaGRAF Runtime· Rockwell Automation
95%
5.0 ≤ v < 6.04.x5.x
Affected range stops below 6.0, so it looks safe — our inference, not a vendor statement
MICRO810 Firmware· Rockwell Automation
95%
All versions
rockwellautomation-micro810 (same device)
MICRO820 Firmware· Rockwell Automation
95%
All versions
rockwellautomation-micro820 (same device)
MICRO830 Firmware· Rockwell Automation
95%
All versions
rockwellautomation-micro830 (same device)
Micro850· Rockwell Automation
95%
All versions
Micro870· Rockwell Automation
95%
All versions
Easergy C5 Firmware· Schneider Electric
95%
v < 1.1.0
Affected range stops below 1.1.0, so it looks safe — our inference, not a vendor statement
schneider-electric-easergy-c5 (same device)
Easergy T300 Firmware· Schneider Electric
95%
v ≤ 2.7.1
schneider-electric-easergy-t300 (same device)

References (4)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-04
x_refsource_CONFIRMPermissions RequiredVendor Advisory
Source: [email protected]
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1131699
x_refsource_CONFIRMThird Party AdvisoryUS Government Resource
Source: [email protected]
https://www.cisa.gov/uscert/ics/advisories/icsa-20-280-01
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.xylem.com/siteassets/about-xylem/cybersecurity/advisories/xylem-multismart-rockwell-isagraf.pdf

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUMicscert
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-427

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