Security readout for executives and security teams
Plain-English summary
Some NETGEAR router firmware versions may expose sensitive information to a local attacker. The business risk is confidentiality loss on affected edge devices, not system takeover based on the provided CVSS data. Devices already updated to the listed fixed versions are outside the described vulnerable range.
Executive priority
Treat this as a moderate-priority hygiene and confidentiality risk. Prioritize remediation for offices, labs, or remote sites still using the named NETGEAR models, especially where routers handle sensitive administrative or network information.
Technical view
CVE-2017-18790 is a sensitive information disclosure issue affecting NETGEAR R6700, R7000, R7100LG, R7900, R8000, and R8500 firmware before specific fixed releases. CVSS v3.0 is 6.2: local attack vector, low complexity, no privileges, no user interaction, high confidentiality impact, no integrity or availability impact.
Likely exposure
Exposure is most likely where the listed NETGEAR router models remain deployed with firmware older than the fixed versions. The CVSS vector is local, so the source bundle does not support treating this as internet-remote exploitation.
Exploitation context
The source bundle does not cite active exploitation, public weaponization, or CISA KEV listing. It supports a local, unauthenticated confidentiality issue with low attack complexity, but provides no exploit mechanics or observed campaign details.
Researcher notes
The CVE record provides affected models, fixed-version thresholds, and CVSS data, but no CWE, root-cause detail, or exploit narrative. The normalized affected vendor/product fields are n/a, so rely on the description and NETGEAR advisory for product scoping.
Mitigation direction
- Update R6700 to 1.0.1.26 or later.
- Update R7000 to 1.0.9.10 or later.
- Update R7100LG to 1.0.0.32 or later.
- Update R7900, R8000, and R8500 to their listed fixed releases or later.
- Check NETGEAR advisory PSV-2017-0317 before relying on compensating controls.
Validation and detection
- Inventory deployed NETGEAR router models and firmware versions.
- Compare firmware against the CVE fixed-version thresholds.
- Confirm no affected model remains on older firmware.
- Review NETGEAR advisory PSV-2017-0317 for product-specific guidance.
- Document exceptions where devices are retired, isolated, or unsupported.
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-2017-18790 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
- 6.2 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:L/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:L/A:N/C:H/I:N/PR:N/S:U/UI:N2.53.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.2MediumVector: CVSS:3.0/AC:L/AV:L/A:N/C:H/I:N/PR:N/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000049372/Security-Advisory-for-Sensitive-Information-Disclosure-Vulnerability-on-Some-Routers-PSV-2017-0317CVE 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.