Security readout for executives and security teams
Plain-English summary
This issue means some Trend Controls building automation communications can expose credentials in readable form. A nearby attacker who can monitor the relevant network traffic may capture PINs, usernames, or passwords and use them to change controller strategy or configuration.
Executive priority
Treat this as a building-management credential exposure risk, not a broad internet emergency. Prioritize sites where controller networks are shared, poorly segmented, or reachable by contractors, tenants, or general corporate devices.
Technical view
CVE-2022-30312 is a CWE-319 cleartext credential transmission issue in the Trend Controls Inter-Controller protocol through 2022-05-06. The source identifies IC protocol traffic on 57612/UDP and cleartext transmission of a 4-digit PIN plus optional web username and password credentials.
Likely exposure
Likely exposure is limited to environments running Trend Controls building automation controllers that use the IC protocol. The CVSS vector indicates adjacent network access, so risk depends heavily on network placement and whether untrusted systems can observe controller traffic.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. The described attack condition is passive interception of IC protocol traffic to obtain credentials, followed by potential sensitive engineering actions if those credentials are valid.
Researcher notes
Evidence is strongest for protocol-level cleartext credential transmission and credential-compromise impact. The source bundle does not enumerate specific controller models, patch versions, or public exploit activity, so validation should focus on deployed IC protocol use and network adjacency.
Mitigation direction
- Check CISA and Trend Controls guidance for available vendor fixes or compensating controls.
- Restrict IC protocol traffic to trusted building-management networks only.
- Prevent untrusted devices from observing controller network segments.
- Rotate exposed Trend IC PINs and web credentials after suspected interception.
- Avoid reusing these credentials in other applications or systems.
Validation and detection
- Inventory Trend Controls controllers using the IC protocol.
- Confirm whether 57612/UDP is reachable outside trusted controller networks.
- Review network captures or sensor logs for cleartext credential exposure.
- Check whether captured or configured credentials are reused elsewhere.
- Verify vendor guidance has been reviewed for the deployed controller environment.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-319: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-30312 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.forescout.com/blog/CVE reference · x_refsource_MISC
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-242-08CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Cleartext Transmission of Sensitive Information
Cleartext Transmission of Sensitive Information represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.