Home/CVE/Affected devices do not contain an Immutable Root of Trust in Hardware. With this the integrity of the code executed on
CVE

CVE-2022-38773

Affected devices do not contain an Immutable Root of Trust in Hardware. With this the integrity of the code executed on

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.

MEDIUM · CVSS 4.6 EPSS 0.00153
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1326Missing Immutable Root of Trust in Hardware
▤

Affected Products & Versions

60
siemens simatic drive controller cpu 1504d tf firmwareall versions
siemens simatic drive controller cpu 1507d tf firmwareall versions
siemens simatic s7-1500 cpu 1510sp f-1 pn firmwareall versions
siemens simatic s7-1500 cpu 1510sp-1 pn firmwareall versions
siemens simatic s7-1500 cpu 1511-1 pn firmwareall versions
siemens simatic s7-1500 cpu 1511c-1 pn firmwareall versions
siemens simatic s7-1500 cpu 1511f-1 pn firmwareall versions
siemens simatic s7-1500 cpu 1511t-1 pn firmwareall versions
▣

Scoring & Timeline

4.6
MEDIUM · CVSS v3.1 · productcert@siemens.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Jan 2023 · 12:15 PM
CVSS VectorCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
siemens-csafSSA-482757
cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-012-08
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert-portal.siemens.com/productcert/html/ssa-482757.html
https://cert-portal.siemens.com/productcert/pdf/ssa-482757.pdfVendor Advisory
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