Vulnerability · Published Feb 13, 2024 · Assigned by siemens
CVE-2023-48363
Medium 6.5
In plain English
A medium-severity null pointer dereference in OpenPCS 7 V9.1 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities).
Official description
A vulnerability has been identified in OpenPCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC BATCH V9.1 (All versions < V9.1 SP2 UC05), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC Route Control V9.1 (All versions < V9.1 SP2 UC05), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 2), SIMATIC WinCC V7.4 (All versions), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 15), SIMATIC WinCC V8.0 (All versions < V8.0 Update 4). The implementation of the RPC (Remote Procedure call) communication protocol in the affected products do not properly handle certain unorganized RPC messages. An attacker could use this vulnerability to cause a denial of service condition in the RPC server.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | OpenPCS 7 V9.1 | All versions < V9.1 SP2 UC05 |
| Siemens | SIMATIC BATCH V9.1 | All versions < V9.1 SP2 UC05 |
| Siemens | SIMATIC PCS 7 V9.1 | 0 – before V9.1 SP2 UC05 |
| Siemens | SIMATIC Route Control V9.1 | All versions < V9.1 SP2 UC05 |
| Siemens | SIMATIC WinCC Runtime Professional V18 | 0 – before V18 Update 4 |
| Siemens | SIMATIC WinCC Runtime Professional V19 | 0 – before V19 Update 2 |
| Siemens | SIMATIC WinCC V7.4 | 0 – before * |
| Siemens | SIMATIC WinCC V7.5 | 0 – before V7.5 SP2 Update 15 |
| Siemens | SIMATIC WinCC V8.0 | 0 – before V8.0 Update 4 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C