CVE-2023-37195
MEDIUMSIMATIC CP 1604, 1616, 1623, 1626, 1628 Firmware - Denial of Service via DMA Request Handling
Title source: llmDescription
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.
References (1)
Core 1
Core References
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-784849.pdf
Scores
CVSS v3
4.4
EPSS
0.0002
EPSS Percentile
4.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (5)
siemens/simatic_cp_1604_firmware
siemens/simatic_cp_1616_firmware
siemens/simatic_cp_1623_firmware
siemens/simatic_cp_1626_firmware
siemens/simatic_cp_1628_firmware
Published
Oct 10, 2023
Tracked Since
Feb 18, 2026