CVE-2023-21426 json
Hardcoded AES key to encrypt cardemulation PINs in NFC prior to SMR Jan-2023 Release 1 allows attackers to access cardemulation PIN.
published 2023-02-09 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-25594
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
Hardcoded AES key to encrypt cardemulation PINs in NFC prior to SMR Jan-2023 Release 1 allows attackers to access cardemulation PIN.
Patch / fix
- Samsung Mobile Samsung Mobile Devices SMR Jan-2023 Release 1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 19 mo ago
Exploit prediction
0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N |
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Samsung Mobile Samsung Mobile Devices
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
Sources
- CVE List CVE-2023-21426
- NVD CVE-2023-21426
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