CVE-2024-5539

CRITICAL

ALC WebCTRL & Carrier i-Vu <8.5 - Auth Bypass

Title source: llm
STIX 2.1

Description

The Access Control Bypass vulnerability found in ALC WebCTRL and Carrier i-Vu in versions up to and including 8.5 allows a malicious actor to bypass intended access restrictions and expose sensitive information via the web based building automation server.

References (1)

Core 1

Scores

CVSS v4 9.2
EPSS 0.0030
EPSS Percentile 21.6%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (2)
Automated Logic/WebCTRL < 8.5
Carrier/i-Vu < 8.5
Published Nov 27, 2025
Tracked Since Feb 18, 2026