by Kastro
Paper/Archive/CVE-2023-42770

CVE-2023-42770

Red Lion Controls ST-IPm-8460 — Red Lion Controls Sixnet RTU Authentication Bypass Using An Alternative Path Or Channel

EPSS 0.9%CVSS 10.0
critical.is priorityof 100
42
CVSS 10.0 (CNA)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 59.1.591 × 2011.8No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Red Lion SixTRAK and VersaTRAK Series RTUs with authenticated users enabled (UDR-A) any Sixnet UDR message will meet an authentication challenge over UDP/IP. When the same message is received over TCP/IP the RTU will simply accept the message with no authentication challenge.

Affected

ProductAffectedFixed inSource
ST-IPm-84606.0.202–CNA
ST-IPm-63504.9.114–CNA
VT-mIPm-135-D4.9.114–CNA
VT-mIPm-245-D4.9.114–CNA
VT-IPm2m-213-D4.9.114–CNA
VT-IPm2m-113-D4.9.114–CNA

Scores by source

icscert (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refcisa.gov/news-events/ics-advisories/icsa-23-320-01refhttps://support.redlion.net/hc/en-us/articles/19339209248269-RLCSIM-2023-05-Authentication-Bypass-and-Remote-Code-Execution