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TI-2026-05644 Aliases CVE-2026-6432GHSA-2mwj-cc94-39wv

Improper bounds validation in EmberZNet SDK

Priority LOW 25CWE-130Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

Improper bounds validation in the ZAP command parser of EmberZNet SDK versions 8.0.0 through 9.1.1 (inclusive) and before 7.5.2 (exclusive) may result in crashes or dynamic memory leakage. In order to exploit this vulnerability, an attacker would have to have the ability to send arbitrary messages on the network. The only known exploit of this vulnerability leaks a limited number of bytes from the stack. No denial-of-service, memory corruption, or remote code execution has been shown.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00599 48th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
silabs.comEmberZNet8.0.0 – 9.1.1; up to 7.5.1—No fix listedCNA
  • EmberZNet Vendorsilabs.com Affected 8.0.0 – 9.1.1; up to 7.5.1 Fixed in — No fix listed CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:*——silabs.com
  • cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:* Versions — — ·silabs.com

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-6432
  2. 2026-10-03 Alias added: GHSA-2mwj-cc94-39wv
  3. 2026-10-16 Affected versions changed · CNA
  4. 2026-10-16 1 new reference · CNA

References

Advisory 1

  • TI-2023-24288 Heap-based buffer overflow in silabs.com Gecko Platform CVSS 3.1CRITICAL 10.0
  • TI-2023-14952 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
  • TI-2023-12925 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
  • TI-2023-12476 Heap-based buffer overflow in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
  • TI-2022-08744 Heap-based buffer overflow in MicriumOS HTTP Server allows potential remote code execution CVSS 3.1CRITICAL 9.8
  • TI-2023-12937 Memory corruption in silabs.com Gecko Platform CVSS 3.1CRITICAL 9.8
See all 178 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences