Security readout for executives and security teams
Plain-English summary
CVE-2017-18799 is a NETGEAR router security misconfiguration vulnerability. It is high severity because network-accessible, unauthenticated attackers may gain access to confidential information. The provided sources do not show active exploitation, but affected internet-edge devices can create meaningful business risk if still running old firmware.
Executive priority
Prioritize remediation where these devices sit at network edges or support remote access. The business concern is unauthorized confidentiality exposure from outdated router firmware, with no exploitation confirmation in the supplied sources.
Technical view
The CVE describes incorrect security settings on specific NETGEAR models. CVSS 3.0 is 7.5 with network attack vector, low complexity, no privileges, no user interaction, and high confidentiality impact. Integrity and availability impacts are not identified in the supplied record.
Likely exposure
Exposure is limited to the listed NETGEAR devices running firmware below the fixed versions: R6200v2, R6250, R6300v2, R6700, R7000, R7000P/R6900P, R7100LG, R7900, R8000, R8500, and D8500.
Exploitation context
No CISA KEV listing is provided, and the source bundle does not cite public exploitation. Treat this as a serious exposure issue for affected edge devices, not as confirmed active exploitation.
Researcher notes
The public record is sparse: no CWE is assigned, affected CPEs are not populated, and technical details are limited to security misconfiguration and fixed firmware thresholds. Validation should rely on model and firmware matching, not inferred product families.
Mitigation direction
- Inventory NETGEAR devices and identify exact model and firmware version.
- Upgrade affected devices to the fixed firmware versions named in the NETGEAR advisory.
- Prioritize devices providing internet connectivity or remote administration functions.
- Check NETGEAR guidance if a device cannot be upgraded.
- Track exceptions until replacement, isolation, or vendor-supported remediation is completed.
Validation and detection
- Compare each device firmware version against the affected-version thresholds in the CVE record.
- Confirm upgraded devices report the expected fixed firmware version or later.
- Verify asset inventory contains no listed models on vulnerable firmware.
- Review perimeter device ownership and exposure records for affected NETGEAR models.
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-2017-18799 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:N/A:N/C:H/I:N/PR:N/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:N/A:N/C:H/I:N/PR:N/S:U/UI:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
7.5HighVector: CVSS:3.0/AC:L/AV:N/A:N/C:H/I:N/PR:N/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000049357/Security-Advisory-for-Security-Misconfiguration-Vulnerability-on-D8500-and-Some-Routers-PSV-2017-0528CVE 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.