CVE-2022-46833

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-12-13 · updated 2026-06-17
Weakness: CWE-327

Description

Use of a Broken or Risky Cryptographic Algorithm in SICK RFU63x firmware version < v2.21 allows a low-privileged remote attacker to decrypt the encrypted data if the user requested weak cipher suites to be used for encryption via the SSH interface. The patch and installation procedure for the firmware update is available from the responsible SICK customer contact person.

Affected products

SICK Rfu630-04100 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04100S01 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04101 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04102 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04103 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04104 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04105 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04106 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04109 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-04117 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13100S01 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13101 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13102 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13103 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13104 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13105 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13106 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13107 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13108 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13110 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13111 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13113 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13114 Firmware: before 2.21 — fixed in 2.21
SICK Rfu630-13115 Firmware: before 2.21 — fixed in 2.21

How to fix

Upgrade to a fixed version: SICK Rfu630-04100 Firmware 2.21; SICK Rfu630-04100S01 Firmware 2.21; SICK Rfu630-04101 Firmware 2.21; SICK Rfu630-04102 Firmware 2.21; SICK Rfu630-04103 Firmware 2.21; SICK Rfu630-04104 Firmware 2.21; SICK Rfu630-04105 Firmware 2.21; SICK Rfu630-04106 Firmware 2.21; SICK Rfu630-04109 Firmware 2.21; SICK Rfu630-04117 Firmware 2.21; SICK Rfu630-13100S01 Firmware 2.21; SICK Rfu630-13101 Firmware 2.21. Check the vendor advisory for mitigations.

References

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