CVE-2024-5539: Automated Logic WebCTRL · Incorrect Authorization
Affects Automated Logic WebCTRLSource CVE Database V5
Not known to be exploited · CVSS 9.2 Critical.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 26% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 27 Nov 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Automated Logic WebCTRL | Affected
| Fixed in– |
AI-suggested
Organizations should immediately audit their network architecture to ensure that WebCTRL and Carrier i-Vu management interfaces are not exposed to untrusted networks or the internet. Implement strict network segmentation and firewall rules to restrict access to these systems only to authorized personnel and trusted network segments. Employ VPNs or zero-trust network access solutions for remote management. Monitor network traffic and logs for unusual access patterns or unauthorized attempts to reach the building automation servers. Once available, apply vendor patches or updates promptly to remediate the vulnerability. In the absence of patches, consider deploying web application firewalls (WAFs) with custom rules to detect and block unauthorized access attempts. Conduct regular security assessments and penetration testing focused on building automation systems. Educate facility management teams about the risks and ensure strong password policies and multi-factor authentication where supported.
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.