Security readout for executives and security teams
Plain-English summary
This is a high-severity cross-site request forgery issue in specific NETGEAR router models. A successful attack would require user interaction, but the CVSS record indicates potential high confidentiality, integrity, and availability impact. Organizations using the listed models should verify firmware immediately and plan replacement if supported firmware is unavailable.
Executive priority
Treat this as a high-priority edge-device hygiene item. There is no provided evidence of active exploitation, but vulnerable routers sit in sensitive network positions and the stated impact is high.
Technical view
CVE-2017-18742 affects JR6150, R6050, R6250, R6300v2, R6700, R6900, R7300DST, R7900, R8000, and R8500 before specified NETGEAR firmware versions. The CVSS 3.0 vector is AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating network attackability, required user interaction, and high impact.
Likely exposure
Exposure is limited to the listed NETGEAR router models running firmware older than the fixed versions named in the CVE description. The bundle does not identify other products or platforms as affected.
Exploitation context
The provided bundle does not show CISA KEV listing or cite active exploitation. The vulnerability class requires user interaction, so risk is highest where administrators use vulnerable router management sessions in normal browsing environments.
Researcher notes
The source bundle is sparse: it provides affected models, fixed version thresholds, CVSS data, and a NETGEAR advisory link, but no CWE, detailed root cause, exploit narrative, or workaround text. Avoid expanding affected scope beyond the listed models.
Mitigation direction
- Upgrade each affected model to at least the fixed firmware version listed by NETGEAR.
- Check the NETGEAR advisory for model-specific firmware and support status.
- Replace devices that cannot receive supported fixed firmware.
- Prioritize routers used at business sites or remote-access edge locations.
Validation and detection
- Inventory NETGEAR router models across offices, labs, and remote sites.
- Record each device firmware version from management or asset systems.
- Compare versions against the fixed thresholds in the CVE description.
- Confirm no affected model remains below its fixed firmware version.
- Document unsupported devices for replacement tracking.
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-2017-18742 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:R
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:N/A:H/C:H/I:H/PR:N/S:U/UI:R2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.8HighVector: CVSS:3.0/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:R
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000051513/Security-Advisory-for-Cross-Site-Request-Forgery-on-Some-Routers-PSV-2017-0331CVE 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.