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Vulnerability CVE-2019-18336
Published: 2020-03-10
Description: |
A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V3.X.17), SINUMERIK 840D sl (All versions). Specially crafted packets sent to port 102/tcp (Profinet) could cause the affected device to go into defect mode. A restart is required in order to recover the system. Successful exploitation requires an attacker to have network access to port 102/tcp, with no authentication. No user interation is required. At the time of advisory publication no public exploitation of this security vulnerability was known. |
Type:
CWE-400 (Uncontrolled Resource Consumption ('Resource Exhaustion'))
CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:C)
CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
7.8/10 |
6.9/10 |
10/10 |
Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
No required |
Confidentiality impact |
Integrity impact |
Availability impact |
None |
None |
Complete |
References: |
https://cert-portal.siemens.com/productcert/pdf/ssa-508982.pdf
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