CVE-2023-33221
Published: 15 December 2023
Summary
CVE-2023-33221 is a medium-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Idemia Sigma Lite Firmware. Its CVSS base score is 6.8 (Medium).
Operationally, ranked in the top 31.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-37391
Vulnerability details
When reading DesFire keys, the function that reads the card isn't properly checking the boundaries when copying internally the data received. This allows a heap based buffer overflow that could lead to a potential Remote Code Execution on the targeted…
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device. This is especially problematic if you use Default DESFire key.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
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.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.