High severity · published Dec 12, 2023
CVE-2023-46156
Affected devices improperly handle specially crafted packets sent to port 102/tcp
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
Affected devices improperly handle specially crafted packets sent to port 102/tcp.
This could allow an attacker to create a denial of service condition. A restart is needed to restore
normal operations.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SD
Simatic Drive Controller Cpu 1504d TF Firmware · Siemens
before 3.1.0 · source: NVD
SD
Simatic Drive Controller Cpu 1507d TF Firmware · Siemens
before 3.1.0 · source: NVD
SE
Simatic ET 200sp Open Control 1515sp Pc2 Firmware · Siemens
All versions, or not specified · source: NVD
SS
Simatic S7-1500 Cpu 1510sp F-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1510sp-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1511-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1511c-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1511f-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1511t-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1511tf-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1512c-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
SS
Simatic S7-1500 Cpu 1512sp F-1 PN Firmware · Siemens
before 3.1.0 · source: NVD
Affected product
SD
Simatic Drive Controller Cpu 1504d TF Firmware
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-46156
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-46156
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-280603.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-592380.html
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-280603.pdf
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-592380.pdf
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