High severity · published May 14, 2024
CVE-2024-32742
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0)
7.6
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SC
Simatic CN 4100 Firmware · Siemens
before 3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-32742
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-32742
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-273900.html
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