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CVE-2024-3313

SUBNET PowerSYSTEM Server and Substation Server Reliance on Insufficiently Trustworthy Component

HIGH
8.4
CVSS Score
Published: April 9, 2024 at 10:40 PM UTC
Updated: June 17, 2026 at 07:43 AM UTC
4 products affected across 2 vendorsPowerSYSTEM CenterSubstation ServerPowerSYSTEM Server

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Severity
HIGH8.4
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

SUBNET Solutions Inc. has identified vulnerabilities in third-party components used in PowerSYSTEM Server 2021 and Substation Server 2021.

Affected

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

PowerSYSTEM Center· Subnet
60%
v < 4.07.00
Affected range stops below 4.07.00, so it looks safe — our inference, not a vendor statement
PowerSYSTEM Server· Subnet Solutions
60%
v < 4.07.00
Affected range stops below 4.07.00, so it looks safe — our inference, not a vendor statement
Substation Server 2021· Subnet Solutions
60%
v < 4.07.00
Affected range stops below 4.07.00, so it looks safe — our inference, not a vendor statement
Substation Server· Subnet
60%
v < 4.07.00
Affected range stops below 4.07.00, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]
https://www.cisa.gov/news-events/ics-advisories/icsa-24-100-01

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

8.4HIGHicscert
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-1357

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