PT-2025-48211 · Alc+1 · Alc Webctrl+1

Steve Knabe · Published 2025-11-27 · Updated 2025-11-27 · CVE-2024-5539

Positive Technologies (AI Summary)

CVSS v4.0

9.2

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions ALC WebCTRL versions prior to 8.6 Carrier i-Vu versions prior to 8.6

Description An access control bypass exists in ALC WebCTRL and Carrier i-Vu. This allows a malicious actor to bypass intended access restrictions and expose sensitive information via the web-based building automation server. An unauthenticated attacker can remotely access sensitive building management system data.

Recommendations Update ALC WebCTRL to a version prior to 8.6. Update Carrier i-Vu to a version prior to 8.6.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2024-5539

Affected Products

Alc Webctrl

Carrier I-Vu

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2024-5539 · Security Note
• https://t.me/CVEtracker/38346 · Telegram Post
• https://t.me/cveNotify/144153 · Telegram Post
• https://twitter.com/CVEnew/status/1993875067264966869 · Twitter Post
• https://corporate.carrier.com/product-security/advisories-resources · Note
• https://twitter.com/0dayPublishing/status/1993849774194196869 · Twitter Post