NULL pointer dereference in Siemens products - CVE-2023-48364
Published: February 20, 2024
Vulnerability identifier: #VU86607
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-48364
CWE-ID: CWE-476
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the implementation of the RPC (Remote Procedure call) communication protocol. A remote attacker on the local network can pass specially crafted data to the application and perform a denial of service (DoS) attack.
Affected software
Siemens SIMATIC WinCC
OpenPCS 7
SIMATIC BATCH
SIMATIC Route Control
SIMATIC PCS 7
SIMATIC WinCC Runtime Professional
OpenPCS 7
SIMATIC BATCH
SIMATIC Route Control
SIMATIC PCS 7
SIMATIC WinCC Runtime Professional
How to mitigate CVE-2023-48364
Install updates from vendor's website.
Siemens SIMATIC WinCC - addressed in versions 7.5 SP2 Update 15, 8.0 SP4