Description
In Eaton X303 3.5.16 - X303 3.5.17 Build 712, an attacker with network access to a XC-303 PLC can login as root over SSH. The root password is hardcoded in the firmware. NOTE: This vulnerability appears in versions that are no longer supported by Eaton.
References (1)
Core 1
Core References
Scores
CVSS v3
9.1
EPSS
0.0042
EPSS Percentile
33.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-798
Status
published
Published
Jan 13, 2025
Tracked Since
Feb 18, 2026