Security readout for executives and security teams
Plain-English summary
DSub for Subsonic Android client 5.4.1 reportedly accepts invalid HTTPS certificates, including self-signed and expired certificates. A user connecting through a malicious or compromised network path could have supposedly secure traffic intercepted or altered. The supplied sources do not provide CVSS scoring, a fixed version, or active exploitation evidence.
Executive priority
Treat this as a moderate client-side data interception risk. Prioritize if users access sensitive media servers, credentials, or internal services through the affected Android app on unmanaged networks.
Technical view
CVE-2018-1000664 describes CWE-295 improper certificate validation in the DSub for Subsonic Android client's HTTPS handling. The client accepts non-CA-signed, self-signed, and expired server certificates. Exploitation requires the victim to connect through an attacker-controlled MITM or proxy path. Patch status is not identified in the supplied bundle.
Likely exposure
Exposure is limited to organizations or users running daneren2005 DSub for Subsonic Android client version 5.4.1, especially on untrusted Wi-Fi or proxied networks.
Exploitation context
The bundle states exploitation appears possible when a victim connects to a server through an attacker-controlled MITM or proxy. It does not show KEV listing, public exploitation, or exploitation at scale.
Researcher notes
Evidence is sparse: the bundle names version 5.4.1 and the HTTPS client behavior, but not CVSS metrics, affected CPEs, fixed versions, or exploit telemetry. Avoid expanding scope beyond this Android client without vendor confirmation.
Mitigation direction
- Inventory Android endpoints for DSub for Subsonic version 5.4.1.
- Check the vendor GitHub issue and releases for fixed-version guidance.
- Avoid using affected clients on untrusted or intercepted networks.
- Prefer clients that enforce standard CA and certificate validation.
- Retire affected clients if vendor remediation cannot be confirmed.
Validation and detection
- Confirm whether DSub for Subsonic 5.4.1 is installed or distributed.
- Review vendor issue 60 for project-confirmed status and remediation notes.
- Verify affected clients reject self-signed and expired certificates in controlled testing.
- Document network scenarios where users connect through public Wi-Fi or proxies.
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
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CVE-2018-1000664 mapping review
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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://github.com/daneren2005/Subsonic/issues/60CVE reference · x_refsource_CONFIRM
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.