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SiemensVULNRICHMENT:CVE-2024-32742

HistoryMay 14, 2024 - 10:02 a.m.

CVE-2024-32742

2024-05-1410:02:49

CWE-1326

siemens

github.com

simatic cn 4100

usb port

local access

filesystem access

vulnerability

7.6 High

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.0%

JSON

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains an unrestricted USB port. An attacker with local access to the device could potentially misuse the port for booting another operating system and gain complete read/write access to the filesystem.

CNA Affected

[
  {
    "vendor": "Siemens",
    "product": "SIMATIC CN 4100",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "V3.0",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]

References

cert-portal.siemens.com/productcert/html/ssa-273900.html

7.6 High

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.0%

JSON

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