Security readout for executives and security teams
Plain-English summary
An authenticated user on affected ECOA building automation products may be able to reveal administrative credentials stored in plain text, then use them to gain higher privileges. For an organization, this can turn a limited account into control over BAS functions and supporting systems.
Executive priority
Treat this as high priority for environments using the listed ECOA BAS products, especially if BAS management is reachable beyond a tightly controlled admin network. The main business risk is loss of control over building systems through credential exposure.
Technical view
CVE-2021-41297 is a CWE-522 insufficiently protected credentials issue in ECOA BAS-related products. The CVSS 3.1 score is 8.8, with network access, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most relevant where affected ECOA controllers or related BAS software are reachable by authenticated users over a network. The source bundle lists multiple ECOA products, but version information is not precise beyond the provided affected entries.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. The described abuse requires authenticated access first, then credential disclosure and privilege escalation. Public sources provided do not include exploit details, observed campaigns, or confirmed weaponization.
Researcher notes
Evidence supports credential disclosure and remote privilege escalation by an authenticated user, mapped to CWE-522. Patch status, exact affected version ranges, and exploit activity are not established in the supplied bundle, so validation should stay tied to vendor/TWCERT guidance and authorized product review.
Mitigation direction
- Identify deployments of the listed ECOA BAS, RiskBuster, SmartHome, RiskTerminator, and Graphic Control products.
- Check ECOA or TWCERT guidance for fixed firmware, configuration workarounds, and supported upgrade paths.
- Restrict management access to trusted admin networks, VPNs, and monitored jump hosts.
- Rotate administrative credentials where exposure is suspected or after remediation.
- Reduce low-privilege accounts and enforce least privilege for BAS access.
- Monitor BAS authentication, privilege changes, and unexpected administrative logins.
Validation and detection
- Inventory affected ECOA product names against the source bundle’s affected list.
- Confirm whether BAS management interfaces are network-reachable by non-administrative authenticated users.
- Review vendor guidance to determine fixed versions or compensating controls.
- Check whether administrative credentials are stored or exposed in plain text through authorized review.
- Validate segmentation and access controls around BAS management paths.
Public sources used
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-522: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. 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 lookupCVE-2021-41297 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
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.twcert.org.tw/tw/cp-132-5133-f3c4b-1.htmlCVE 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.
Insufficiently Protected Credentials
Insufficiently Protected Credentials represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.