What’s Vulnerable › Vulnerabilities

CVE-2023-1262: Missing MAC layer security in Wi-SUN Linux Border Router

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-03-21 · updated 2026-06-17
• Weakness: CWE-862

Description

Missing MAC layer security in Silicon Labs Wi-SUN Linux Border Router v1.5.2 and earlier allows malicious node to route malicious messages through network.

Affected products

• silabs.com Wi-SUN Linux Border Router: through 1.5.2

References

• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000SMyfRQAT?operationContext=S1
• https://github.com/SiliconLabs/wisun-br-linux
• https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000SMyfRQAT?operationContext=S1
• https://github.com/SiliconLabs/wisun-br-linux

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