Denial-of-Service Vulnerability in SINUMERIK 808D and 828D by Siemens
CVE-2021-37199

7.5HIGH

Key Information:

Vendor

Siemens
Status
Sinumerik 808d
Sinumerik 828d
Vendor
CVE Published:
12 October 2021

What is CVE-2021-37199?

Siemens' SINUMERIK 808D and 828D products are affected by a vulnerability that occurs when the devices fail to properly process certain specially crafted packets sent to port 102/tcp. This flaw enables attackers to disrupt the normal operation of the device, potentially leading to a denial-of-service scenario. It is critical for users of these devices to be aware of this issue and take necessary steps to protect their systems.

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Affected Version(s)

SINUMERIK 808D All versions

SINUMERIK 828D All versions < V4.95

References

https://cert-portal.siemens.com/productcert/pdf/ssa-17838...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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