CVE-2025-0658: Automated Logic Zone Controllers · Improper Input Validation
Affects Automated Logic Zone ControllersSource CVE Database V5
Not known to be exploited · CVSS 8.7 High.
Data as of 26 Oct 2026, 09:15 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:N/VI:N/VA:H/SC:N/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 Zone Controllers | Affected
| Fixed in– |
AI-suggested
1. Implement strict network segmentation to isolate BACnet traffic from untrusted networks and the internet, limiting exposure of Zone Controllers. 2. Deploy network monitoring and intrusion detection systems capable of analyzing BACnet protocol traffic to detect anomalous or malformed packets indicative of exploitation attempts. 3. Establish incident response procedures including readiness for manual power cycling of affected devices to restore functionality promptly. 4. Engage with Automated Logic and Carrier for updates or patches and apply them as soon as they become available. 5. Restrict access to building automation networks using firewalls and VPNs with strong authentication to reduce attack surface. 6. Conduct regular security assessments and penetration testing focused on building automation systems to identify and remediate weaknesses. 7. Maintain an inventory of all Zone Controllers and their firmware versions to prioritize mitigation efforts. 8. Educate facility management and IT teams about this vulnerability and the importance of monitoring BACnet traffic and device status.
Description
A vulnerability in Automated Logic and Carrier's Zone Controller via BACnet protocol causes the device to crash. The device enters a fault state; after a reset, a second packet can leave it permanently unresponsive until a manual power cycle is performed.