High severity · published May 13, 2025
CVE-2025-40579
A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0 HF0)
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0 HF0). Affected devices are vulnerable to a stack-based buffer overflow.
This could allow a non-privileged local attacker to execute arbitrary code on the device or to cause a denial of service condition.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SL
Scalance Lpe9403 Firmware · Siemens
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-40579
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-40579
Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-327438.html
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