CVE-2023-51394 json
Potential DoS for EFR32xxx parts in high traffic environments due to null buffer dereference / crash
published 2024-02-23 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56115
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.
Patch / fix
- silabs.com Ember ZNet SDK 7.4.0
- silabs emberznet_sdk 7.4.0
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| 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
- silabs.com Ember ZNet SDK
- silabs emberznet_sdk
Classification
- Weakness
-
- CWE-476 NULL Pointer Dereference
References
-
community.silabs.com
/068Vm000001NL4u
permissions-required
Sources
- CVE List CVE-2023-51394
- NVD CVE-2023-51394
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