Medium severity · published Oct 10, 2023
CVE-2023-37195
A vulnerability has been identified in SIMATIC CP 1604 (All versions), SIMATIC CP 1616 (All versions), SIMATIC CP 1623 (All versions), SIMATIC CP 1626 (All versions), SIMATIC CP…
4.4
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability has been identified in SIMATIC CP 1604 (All versions), SIMATIC CP 1616 (All versions), SIMATIC CP 1623 (All versions), SIMATIC CP 1626 (All versions), SIMATIC CP 1628 (All versions). Affected devices insufficiently control continuous mapping of direct memory access (DMA) requests. This could allow local attackers with administrative privileges to cause a denial of service situation on the host. A physical power cycle is required to get the system working again.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SC
Simatic CP 1604 Firmware · Siemens
All versions, or not specified · source: NVD
SC
Simatic CP 1616 Firmware · Siemens
All versions, or not specified · source: NVD
SC
Simatic CP 1623 Firmware · Siemens
All versions, or not specified · source: NVD
SC
Simatic CP 1626 Firmware · Siemens
All versions, or not specified · source: NVD
SC
Simatic CP 1628 Firmware · Siemens
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-37195
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-37195
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-784849.pdf
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