Description
In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.
References (4)
Core 4
Core References
Vendor Advisory vendor-advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=
Third Party Advisory vendor-advisory
https://cert.vde.com/en/advisories/VDE-2021-061/
Third Party Advisory vendor-advisory
https://cert.vde.com/en/advisories/VDE-2022-031/
Third Party Advisory vendor-advisory
https://cert.vde.com/en/advisories/VDE-2022-022/
Scores
CVSS v3
7.8
EPSS
0.0016
EPSS Percentile
6.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/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-916
Status
published
Products (50)
codesys/control_for_beaglebone
< 3.5.16.0
codesys/control_for_empc-a\/imx6
< 3.5.16.0
codesys/control_for_iot2000
< 3.5.16.0
codesys/control_for_linux
< 3.5.16.0
codesys/control_for_pfc100
< 3.5.16.0
codesys/control_for_pfc200
< 3.5.16.0
codesys/control_for_plcnext
< 3.5.16.0
codesys/control_for_raspberry_pi
< 3.5.16.0
codesys/control_rte_v3
< 3.5.16.0
codesys/control_v3_runtime_system_toolkit
< 3.5.16.0
... and 40 more
Published
Dec 26, 2022
Tracked Since
Feb 18, 2026