Vulnerability · Published Jul 30, 2025 · Assigned by Silabs
CVE-2025-1394Denial of Service (DoS) vulnerabilitiey in Zigbee library
Medium 5.9
In plain English
A medium-severity security flaw in Zigbee Stack from silabs.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 4.0)5.9Medium
Exploit odds (30 days)0.3%top 80.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Ember ZNet stack’s packet buffer manager may read out of bound memory leading to an assert, causing a Denial of Service (DoS).
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| silabs.com | Zigbee Stack | 0 – through 4.4.4 |
| silabs.com | Zigbee Stack | 0 – through 2024.6.2 |
Weakness: CWE-252 · Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-7.5.0.0.pdf release-notes
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.0.3.0.pdf release-notes
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.1.0.0.pdf release-notes
- https://community.silabs.com/068Vm00000SkHNX vendor-advisory, permissions-required