Weak Cipher Configuration in RUGGEDCOM Devices by Siemens
CVE-2021-37209

6.7MEDIUM

Key Information:

Vendor

Siemens
Status
Ruggedcom I800
Ruggedcom I801
Ruggedcom I802
Ruggedcom I803
Vendor
CVE Published:
8 March 2022

What is CVE-2021-37209?

A significant vulnerability exists in various RUGGEDCOM devices due to the default configuration of the SSH server, which permits weak ciphers. This configuration can expose the systems to man-in-the-middle attacks, allowing unauthorized users to intercept, read, or modify data transmitted between legitimate clients and the vulnerable devices. Users are urged to upgrade to the latest software versions to mitigate these security risks.

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Deploy the Patch

Affected Version(s)

RUGGEDCOM i800 0

RUGGEDCOM i801 0

RUGGEDCOM i802 0

References

https://cert-portal.siemens.com/productcert/pdf/ssa-76441...
https://cert-portal.siemens.com/productcert/html/ssa-7644...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
High
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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