Security readout for executives and security teams
Plain-English summary
TRENDnet TEW-827DRU routers running firmware before 2.05B11 have an authenticated command injection issue. If an attacker already has router login access, they may be able to abuse the Virtual Server settings to run unintended commands on the device.
Executive priority
Prioritize remediation for any deployed TEW-827DRU router, because router compromise can affect network perimeter control. Urgency is highest where admin access is exposed or credentials are weak.
Technical view
CVE-2019-13153 is a command injection in apply.cgi, reachable through the Private Port field when adding a Virtual Server. The source states exploitation requires authentication. Public metadata does not provide CVSS, CWE, detailed affected CPEs, or vendor remediation text beyond firmware before 2.05B11.
Likely exposure
Exposure appears limited to TRENDnet TEW-827DRU devices on firmware before 2.05B11, especially where administrative access is internet-reachable or credentials are weak, shared, or compromised.
Exploitation context
The CVE is not listed as KEV in the supplied bundle. A public proof-of-concept reference is cited, but the provided sources do not establish active exploitation in the wild.
Researcher notes
The affected product is named in the description, but structured affected metadata is incomplete. Severity, CVSS, CWE, and vendor advisory details are absent from the supplied sources, so assessment relies on the described authenticated command injection condition.
Mitigation direction
- Identify TEW-827DRU devices and record firmware versions.
- Update affected devices to firmware 2.05B11 or later if available from TRENDnet.
- Restrict router administration to trusted management networks.
- Change router admin passwords and remove shared credentials.
- Disable unused Virtual Server or port-forwarding rules.
Validation and detection
- Confirm whether any TEW-827DRU runs firmware before 2.05B11.
- Verify the administrative interface is not exposed to the public internet.
- Review router configuration changes for unexpected Virtual Server entries.
- Check logs for suspicious authenticated administrative activity.
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-2019-13153 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/TeamSeri0us/pocs/blob/master/iot/trendnet/cmdinject45.jpgCVE 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.