CVE-2022-38773

MEDIUM
6.8
CVSS Score
Published: January 10, 2023 at 11:39 AM UTC
Updated: June 17, 2026 at 04:57 AM UTC
143 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
MEDIUM6.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Affected devices do not contain an Immutable Root of Trust in Hardware. With this the integrity of the code executed on the device can not be validated during load-time. An attacker with physical access to the device could use this to replace the boot image of the device and execute arbitrary code.

Affected

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

All versions
siemens-simatic-drive-controller-cpu-1504d-tf (same device)
All versions
siemens-simatic-drive-controller-cpu-1507d-tf (same device)
All versions
siemens-simatic-s7-1500-cpu-1510sp-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1510sp-f-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1511-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1511c-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1511f-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1511t-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1511tf-1-pn (same device)
All versions
siemens-simatic-s7-1500-cpu-1512c-1-pn (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-1326NVD-CWE-Other

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