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CVE-2023-37482

MEDIUM
5.3
CVSS Score
Published: February 11, 2025 at 10:26 AM UTC
Updated: June 17, 2026 at 06:08 AM UTC
73 products affected across 1 vendorSIMATIC S7-1500 CPU 1518-4 Pn /dp MFP FirmwareSIMATIC S7-1500 CPU 1518F 4 Pn /dp MFP FirmwareSiplus S7-1500 CPU 1518-4 Pn /dp MFP Firmware

Using SIMATIC Drive Controller CPU 1504D TF by Siemens?

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The login functionality of the web server in affected devices does not normalize the response times of login attempts. An unauthenticated remote attacker could exploit this side-channel information to distinguish between valid and invalid usernames.

Affected

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

SIMATIC Drive Controller CPU 1504D Tf Firmware· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC Drive Controller CPU 1507D Tf Firmware· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC ET 200SP CPU 1514SP-2 PN· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC ET 200SP CPU 1514SP F-2 PN· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC ET 200SP CPU 1514SPT-2 PN· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC ET 200SP CPU 1514SPT F-2 PN· Siemens
60%
V3.1.0 ≤ v < V3.1.23.1.0
Affected range stops below V3.1.2, so it looks safe — our inference, not a vendor statement
SIMATIC ET 200SP Open Controller CPU 1515SP PC2· Siemens
60%
V30.1.0 ≤ v < V31.1.430.1.0
Affected range stops below V31.1.4, so it looks safe — our inference, not a vendor statement
SIMATIC S7-1200 CPU 1211C· Siemens
60%
v < V4.7
Affected range stops below V4.7, so it looks safe — our inference, not a vendor statement
SIMATIC S7-1200 CPU 1212C· Siemens
60%
v < V4.7
Affected range stops below V4.7, so it looks safe — our inference, not a vendor statement
SIMATIC S7-1200 CPU 1212FC· Siemens
60%
v < V4.7
Affected range stops below V4.7, 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://cert-portal.siemens.com/productcert/html/ssa-195895.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

5.3MEDIUMsiemens
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-203

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