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Fencer Vulns
high 7.5

CVE-2023-33217 json

Missing integrity check on upgrade package

published 2023-12-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-37387

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

By abusing a design flaw in the firmware upgrade mechanism of the impacted terminal it's possible to cause a permanent denial of service for the terminal. the only way to recover the terminal is by sending back the terminal to the manufacturer

Patch / fix

  • IDEMIA SIGMA Lite & Lite + 4.15.5
  • IDEMIA SIGMA Wide 4.15.5
  • IDEMIA SIGMA Extreme 4.15.5
  • IDEMIA MorphoWave Compact/XP 2.12.2
  • IDEMIA VisionPass 2.12.2
  • IDEMIA MorphoWave SP 1.2.7

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • IDEMIA SIGMA Lite & Lite +
  • IDEMIA SIGMA Wide
  • IDEMIA SIGMA Extreme
  • IDEMIA MorphoWave Compact/XP
  • IDEMIA VisionPass
  • IDEMIA MorphoWave SP

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.