Security readout for executives and security teams
Plain-English summary
Circle with Disney firmware 2.0.1 has a critical flaw in its backup API. A low-privileged attacker who can reach the device over the network may be able to inject operating system commands, risking full confidentiality, integrity, and availability impact.
Executive priority
Prioritize affected devices because command injection can convert a consumer network appliance into a foothold for broader compromise. Urgency depends on whether vulnerable devices exist and whether their API is reachable by untrusted users.
Technical view
CVE-2017-2866 is an OS command injection in /api/CONFIG/backup. The CVSS 3.0 score is 9.9 with network attack vector, low complexity, low privileges required, no user interaction, changed scope, and high CIA impact.
Likely exposure
Exposure appears limited to Circle Media Circle devices running firmware 2.0.1. Risk is highest where the device HTTP API is reachable from untrusted networks, shared networks, or users with low-privileged access.
Exploitation context
The sources describe the vulnerability as exploitable via an HTTP request, but the bundle does not cite CISA KEV listing or active exploitation evidence. Treat exploit availability and exploitation in the wild as unconfirmed from these sources.
Researcher notes
The public bundle names one affected product and version and provides CVSS detail, but no CWE, patch version, or confirmed exploitation source. Avoid broad product assumptions beyond Circle firmware 2.0.1 unless vendor data confirms them.
Mitigation direction
- Inventory Circle devices and identify firmware 2.0.1 installations.
- Check Circle Media or Talos guidance for available firmware updates or vendor remediation.
- Restrict device HTTP/API access to trusted administration networks only.
- Remove, isolate, or replace affected devices if no supported fix is available.
- Monitor for unexpected requests to /api/CONFIG/backup.
Validation and detection
- Confirm whether any Circle Media Circle device is present in the environment.
- Record firmware versions and flag firmware 2.0.1 as affected.
- Verify the device HTTP API is not exposed to untrusted networks.
- Review access logs for unusual /api/CONFIG/backup activity.
- Document compensating controls if vendor remediation cannot be confirmed.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2017-2866 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
- Critical
- CVSS
- 9.9 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/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:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H3.16Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
9.9CriticalVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0372CVE 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.