Cyber Resilience

CVE-2023-33217

High

Published: 15 December 2023

Published
15 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0012 30.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-33217 is a high-severity Improper Input Validation (CWE-20) vulnerability in Idemia Sigma Lite Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 30.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

the manufacturer

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

idemia
sigma lite firmware
≤ 4.15.5
idemia
sigma lite\+ firmware
≤ 4.15.5
idemia
sigma extreme firmware
≤ 4.15.5
idemia
sigma wide firmware
≤ 4.15.5
idemia
morphowave compact firmware
≤ 2.12.2
idemia
morphowave xp firmware
≤ 2.12.2
idemia
visionpass firmware
≤ 2.12.2
idemia
morphowave sp firmware
≤ 1.2.7

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References