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 · Siemens
before V3.1.0 · source: vendor
SD
SIMATIC Drive Controller CPU 1507D TF · Siemens
before V3.1.0 · source: vendor
SE
SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) · Siemens
before V30.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1510SP F-1 PN · Siemens
0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1510SP-1 PN · Siemens
0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1511-1 PN · Siemens
0; 0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1511C-1 PN · Siemens
0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1511F-1 PN · Siemens
0; 0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1511T-1 PN · Siemens
0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1511TF-1 PN · Siemens
0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1512C-1 PN · Siemens
0; 0; before V3.1.0 · source: vendor
SS
SIMATIC S7-1500 CPU 1512SP F-1 PN · Siemens
0; 0; before V3.1.0 · source: vendor
Affected product
SD
SIMATIC Drive Controller CPU 1504D TF
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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