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CVE-2023-33220

Idemia Morphowave Compact Firmware remote code execution

9.1 CRITICALEPSS 1.14%
  1. Published15 Dec 2023

Description

During the retrofit validation process, the firmware doesn't properly check the boundaries while copying some attributes to check. This allows a stack-based buffer overflow that could lead to a potential Remote Code Execution on the targeted device

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

Idemia Morphowave Compact Firmware< 2.12.2
Idemia Morphowave Sp Firmware< 1.2.7
Idemia Morphowave Xp Firmware< 2.12.2
Idemia Sigma Extreme Firmware< 4.15.5
Idemia Sigma Lite+ Firmware< 4.15.5
Idemia Sigma Lite Firmware< 4.15.5
Idemia Sigma Wide Firmware< 4.15.5
Idemia Visionpass Firmware< 2.12.2

Remediation

Fixed in
Idemia Morphowave Compact Firmware≥ 2.12.2
Idemia Morphowave Sp Firmware≥ 1.2.7
Idemia Morphowave Xp Firmware≥ 2.12.2
Idemia Sigma Extreme Firmware≥ 4.15.5
Idemia Sigma Lite+ Firmware≥ 4.15.5
Idemia Sigma Lite Firmware≥ 4.15.5
Idemia Sigma Wide Firmware≥ 4.15.5
Idemia Visionpass Firmware≥ 2.12.2

Frequently asked

Is CVE-2023-33220 being actively exploited?

CVE-2023-33220 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.14%.

How severe is CVE-2023-33220?

CVE-2023-33220 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 1.14% probability of exploitation.

Which products are affected by CVE-2023-33220?

Affected products include Idemia Morphowave Compact Firmware, Idemia Morphowave Sp Firmware, Idemia Morphowave Xp Firmware, Idemia Sigma Extreme Firmware, Idemia Sigma Lite+ Firmware, and 3 more.

How do I fix CVE-2023-33220?

Upgrade affected software to a fixed version, for example Idemia Morphowave Compact Firmware 2.12.2, Idemia Morphowave Sp Firmware 1.2.7, Idemia Morphowave Xp Firmware 2.12.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-33220 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.