Security readout for executives and security teams
Plain-English summary
CVE-2017-11756 affects Earcms Ear Music through 4.1 build 20170710. An authenticated remote user may be able to change upload settings so PHP files are accepted, then upload executable code. This is serious where the product is internet-facing or admin access is weak.
Executive priority
Treat as high priority if Ear Music is deployed. Authenticated code execution can lead to site compromise, data exposure, or persistence. If the product is not present, no direct exposure is indicated by the bundle.
Technical view
The CVE describes authenticated arbitrary PHP code execution through the upload configuration path and music upload workflow. The public metadata does not include CVSS, CWE, CPE, or a vendor patch reference, so exposure assessment depends on confirming actual Ear Music deployment and configuration.
Likely exposure
Likely limited to organizations running Earcms Ear Music through 4.1 build 20170710, especially exposed admin or upload functionality.
Exploitation context
The bundle includes a public reference and CVE description, but KEV is false and no cited source confirms active exploitation.
Researcher notes
Source data is sparse. The CVE record gives the vulnerable workflow and version boundary, but lacks CVSS, CWE, CPE, exploit-status confirmation, and patch details. Avoid assuming broader EarCMS products are affected without separate evidence.
Mitigation direction
- Check EarCMS/Ear Music vendor or project guidance for fixed versions or configuration advice.
- Restrict administrative access to trusted users and management networks.
- Ensure music upload allowlists do not permit PHP or other executable server-side extensions.
- Prevent PHP execution from upload directories where the platform and web server support it.
- Review and remove suspicious uploaded executable files.
Validation and detection
- Inventory systems for Earcms Ear Music through 4.1 build 20170710.
- Review upload configuration for executable extensions such as PHP.
- Check whether admin and upload routes are reachable from untrusted networks.
- Review web and application logs for suspicious upload activity.
- Confirm uploaded media directories cannot execute server-side code.
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.
CVE-2017-11756 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://lncken.cn/?p=359CVE 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.