Advisories

Netcore NR268 1.7.121109 Forgeable Firmware Authenticity Check in mtd_write

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severity
high
date
Affecting
  • NR268 1.7.121109

CWE
  • CWE-354 Improper Validation of Integrity Check Value
CVSS
8.7
CVSS V4 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
Credit
Zhou Ao, Yin Luxing, Jiang Yuxuan, Liu Xin, @Nebusec
Description
Netcore NR268 firmware version 1.7.121109 has an improper integrity verification flaw in mtd_write allowing forged firmware authenticity checks. Attackers can exploit put_file.cgi and check_image_uuid.c to bypass firmware signature validation and load unauthorized firmware images.

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