CVE-2023-36610
MEDIUMOvarro TBox Firmware < 1.50.598 - Insufficient Entropy in Security Token Generation
Title source: llmDescription
The affected TBox RTUs generate software security tokens using insufficient entropy. The random seed used to generate the software tokens is not initialized correctly, and other parts of the token are generated using predictable time-based values. An attacker with this knowledge could successfully brute force the token and authenticate themselves.
References (1)
Core 1
Core References
Mitigation, Third Party Advisory, US Government Resource government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-180-03
Scores
CVSS v3
5.9
EPSS
0.0041
EPSS Percentile
32.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-331
Status
published
Products (5)
ovarro/tbox_lt2_firmware
< 1.50.598
ovarro/tbox_ms-cpu32-s2_firmware
< 1.50.598
ovarro/tbox_ms-cpu32_firmware
< 1.50.598
ovarro/tbox_rm2_firmware
< 1.50.598
ovarro/tbox_tg2_firmware
< 1.50.598
Published
Jul 03, 2023
Tracked Since
Feb 18, 2026