CVE-2020-36923CWE-639

Sony BRAVIA Digital Signage 1.7.8 Client-Side Protection Bypass via IDOR

Medium · published January 6, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
61.6
In the wild
Unconfirmed
What it is

⚠️ A crafty little flaw lets attackers sneak past the gates! This insecure direct object reference in Sony BRAVIA Digital Signage 1.7.8 allows unauthorized access to hidden resources just by tweaking access controls. 🔍 Think of it like a restaurant with a secret door to an exclusive dining area — if someone knows how to manipulate the seating arrangements, they can waltz right in without a reservation. 🍽️ An attacker could exploit this to access sensitive hidden sections of the system, potentially altering or stealing information they shouldn't have access to. The repercussions could range from unauthorized content modification to compromising system integrity, all without raising any alarms.

Put simply

Think of it like a restaurant with a secret door to an exclusive dining area — if someone knows how to manipulate the seating arrangements, they can waltz right in without a reservation. 🍽️ This vulnerability arises from a lack of proper authorization checks when accessing certain resources on the server, allowing attackers to manipulate URLs to gain unauthorized access.

What to do

An attacker could exploit this to access sensitive hidden sections of the system, potentially altering or stealing information they shouldn't have access to. The repercussions could range from unauthorized content modification to compromising system integrity, all without raising any alarms. Update the software to version 1.7.9 to fix this issue and ensure proper authorization checks are in place. Additionally, review access control configurations to fortify security and prevent unauthorized access. You've got this! With these steps, you're well on your way to securing your system. 🛡️

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00971 · 61.6th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-01-06T15:52Z
EPSS history
Timeline
  • 06 JAN 15:52Z
    Sony BRAVIA Digital Signage 1.7.8 Client-Side Protection Bypass via IDOR
    cvelistv5