CVE-2026-77966 PUBLISHED

Ebyte NA111-M Missing Authorization

Assigner: icscert
Reserved: 21.08.2026 Published: 31.08.2026 Updated: 31.08.2026

The affected Ebyte

product does not provide separation between limited and administrative management functions. A low privileged authenticated attacker could access security sensitive configuration functions and modify settings that affect the confidentiality, integrity, or availability of the device.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.7

Product Status

Vendor Ebyte
Product Ebyte NA111-M Firmware
Versions Default: unaffected
  • Version 9013-2-17 is affected

Workarounds

Ebyte acknowledged receipt of the reported vulnerabilities and indicated that a patch was under development. However, the vendor has not responded to subsequent requests for coordination, and CISA has not been informed of the status or availability of the patch. Users are encouraged to reach out to Ebyte for more information.

Credits

  • Jithin Nambiar reported this vulnerability to CISA. finder

References

Problem Types

  • CWE-862 Missing Authorization CWE