Advisories

Screen SFT DAB 1.9.3 Authentication Bypass Password Change

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severity
medium
date
Affecting
  • Firmware: 1.9.3

  • Bios firmware: 7.1 (Apr 19 2021)

  • Gui: 2.46

  • FPGA: 169.55

  • uc: 6.15

CWE
  • CWE-384 Session Fixation
CVSS
7.1
CVSS V4 Vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Credit
LiquidWorm as Gjoko Krstic of Zero Science Lab
Description
Screen SFT DAB 1.9.3 contains an authentication bypass vulnerability that allows attackers to change user passwords by exploiting weak session management controls. Attackers can reuse IP-bound session identifiers to issue unauthorized requests to the userManager API and modify user credentials without proper authentication.

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