Vulnerability · Published May 9, 2023 · Assigned by siemens
CVE-2023-29105
Medium 5.9
In plain English
A medium-severity security flaw in SIMATIC Cloud Connect 7 CC712 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 46% of all known vulnerabilities).
Official description
A vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 (All versions >= V2.0 < V2.1), SIMATIC Cloud Connect 7 CC712 (All versions < V2.1), SIMATIC Cloud Connect 7 CC716 (All versions >= V2.0 < V2.1), SIMATIC Cloud Connect 7 CC716 (All versions < V2.1). The affected device is vulnerable to a denial of service while parsing a random (non-JSON) MQTT payload. This could allow an attacker who can manipulate the communication between the MQTT broker and the affected device to cause a denial of service (DoS).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC Cloud Connect 7 CC712 | All versions >= V2.0 < V2.1 |
| Siemens | SIMATIC Cloud Connect 7 CC712 | All versions < V2.1 |
| Siemens | SIMATIC Cloud Connect 7 CC716 | All versions >= V2.0 < V2.1 |
| Siemens | SIMATIC Cloud Connect 7 CC716 | All versions < V2.1 |
Weakness: CWE-544 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C