CVE-2021-33014

HIGH

KUKA KR C4 <8.7 - Privilege Escalation

Title source: llm
STIX 2.1

Description

An attacker can gain VxWorks Shell after login due to hard-coded credentials on a KUKA KR C4 control software for versions prior to 8.7 or any product running KSS.

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://www.cisa.gov/uscert/ics/advisories/icsa-21-208-01

Scores

CVSS v3 8.8
EPSS 0.0081
EPSS Percentile 52.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-798
Status published
Products (2)
kuka/kr_c4_firmware < 8.7
kuka/kss
Published May 26, 2022
Tracked Since Feb 18, 2026