by Kastro
Paper/Archive/CVE-2023-3373

CVE-2023-3373

Mitsubishi Electric Corporation GOT2000 Series GT21 model — Predictable Exact Value from Previous Values vulnerability in Mitsubishi Electric Corporation GOT2000 Series GT21 model versions 01.49.00…

EPSS 1%CVSS 9.1
critical.is priorityof 100
40
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 63.3.633 × 2012.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Predictable Exact Value from Previous Values vulnerability in Mitsubishi Electric Corporation GOT2000 Series GT21 model versions 01.49.000 and prior and GOT SIMPLE Series GS21 model versions 01.49.000 and prior allows a remote unauthenticated attacker to hijack data connections (session hijacking) or prevent legitimate users from establishing data connections (to cause DoS condition) by guessing the listening port of the data connection on FTP server and connecting to it.

Affected

ProductAffectedFixed inSource
GOT2000 Series GT21 model01.49.000 and prior–CNA
GOT SIMPLE Series GS21 model01.49.000 and prior–CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Mitsubishi (CNA)5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refmitsubishielectric.com/en/psirt/vulnerability/pdf/2023-006_en.pdfrefjvn.jp/vu/JVNVU92167394/index.htmlrefcisa.gov/news-events/ics-advisories/icsa-23-215-01