Advisories

ZKTeco ZKAccess Professional 3.5.3 Privilege Escalation via Insecure Permissions

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severity
high
date
Affecting
  • ZKTeco ZKAccess Professional <= 3.5.3 (Build 0005)

CWE
  • CWE-552 Files or Directories Accessible to External Parties
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
LiquidWorm as Gjoko Krstic of Zero Science Lab
Description
ZKTeco ZKAccess Professional 3.5.3 contains an insecure file permissions vulnerability that allows authenticated users to escalate privileges by modifying executable files. Attackers can leverage the Modify permission granted to the Authenticated Users group to replace executable binaries with malicious code for privilege escalation.

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