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Critical severity · published Apr 11, 2023
CVE-2023-28489
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05)
9.8
CVSS
2.8%
EPSS
No
On KEV
Description
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). Affected devices are vulnerable to command injection via the web server port 443/tcp, if the parameter “Remote Operation” is enabled. The parameter is disabled by default. The vulnerability could allow an unauthenticated remote attacker to perform arbitrary code execution on the device.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
CP-8031 MASTER MODULE · Siemens
All versions < CPCI85 V05 · source: vendor
CM
CP-8050 MASTER MODULE · Siemens
All versions < CPCI85 V05 · source: vendor
CF
Cp-8031 Firmware · Siemens
before cpci85_v05 · source: NVD
CF
Cp-8050 Firmware · Siemens
before cpci85_v05 · source: NVD
Affected product
CM
CP-8031 MASTER MODULE
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-28489
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-28489
packetstormsecurity.com
http://packetstormsecurity.com/files/173370/Siemens-A8000-CP-8050-CP-8031-Code-Execution-Command-Injection.html
seclists.org
http://seclists.org/fulldisclosure/2023/Jul/14
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-472454.pdf
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