Security readout for executives and security teams
Plain-English summary
Older firmware on NETGEAR R7800 and R9000 routers has a command injection issue. A highly privileged local actor could affect confidentiality, integrity, and availability of the device. The provided sources do not show CISA KEV listing or active exploitation evidence.
Executive priority
Treat this as a targeted hygiene item for network edge equipment, not an emergency based on supplied evidence. Prioritize remediation where affected routers support sensitive networks or privileged users have broad device access.
Technical view
CVE-2017-18804 is a command injection vulnerability affecting NETGEAR R7800 before 1.0.2.16 and R9000 before 1.0.2.4. CVSS 3.0 is 6.7 with local attack vector, low complexity, high privileges required, no user interaction, unchanged scope, and high CIA impact.
Likely exposure
Exposure is limited to organizations still operating affected NETGEAR R7800 or R9000 routers on firmware below the stated fixed versions. Internet exposure is not established by the supplied CVSS vector, which says local attack vector.
Exploitation context
The source bundle does not cite public exploitation, exploit code, or CISA KEV inclusion. Risk is still meaningful because successful command injection on a router can undermine network trust and device control.
Researcher notes
The CVE record provides affected models, version thresholds, CVSS vector, and a NETGEAR advisory reference, but little implementation detail. No CWE is listed in the supplied bundle. Avoid assuming remote reachability or exploit availability without additional evidence.
Mitigation direction
- Inventory NETGEAR R7800 and R9000 routers in managed environments.
- Upgrade R7800 firmware to 1.0.2.16 or later where supported.
- Upgrade R9000 firmware to 1.0.2.4 or later where supported.
- Check NETGEAR advisory guidance before applying changes.
- Restrict administrative access to trusted users and networks.
Validation and detection
- Confirm router model and firmware version from asset records or device management.
- Verify no R7800 remains below firmware 1.0.2.16.
- Verify no R9000 remains below firmware 1.0.2.4.
- Review access controls for router administration interfaces.
- Document exceptions where firmware cannot be updated.
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-2017-18804 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
- Medium
- CVSS
- 6.7 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:L/A:H/C:H/I:H/PR:H/S:U/UI:N
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/AC:L/AV:L/A:H/C:H/I:H/PR:H/S:U/UI:N0.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.7MediumVector: CVSS:3.0/AC:L/AV:L/A:H/C:H/I:H/PR:H/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000049062/Security-Advisory-for-Command-Injection-Vulnerability-on-R7800-and-R9000-Routers-PSV-2016-0128CVE 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.