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

Summary

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.

Affected Version(s)

RUGGEDCOM i800 All versions < V4.3.8

RUGGEDCOM i801 All versions < V4.3.8

RUGGEDCOM i802 All versions < V4.3.8

References

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

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

.