Security readout for executives and security teams
Plain-English summary
Some NETGEAR routers and extenders can let an unauthenticated attacker read files from the device. For executives, the risk is exposure of device configuration or other sensitive local data if vulnerable firmware remains deployed.
Executive priority
Prioritize remediation where affected NETGEAR devices support business networks, remote offices, or sensitive environments. The main urgency is preventing unauthorized access to device files and configuration data.
Technical view
CVE-2017-18752 is an arbitrary file read issue in specified NETGEAR router and extender firmware. The CVSS 3.0 score is 8.8, with low attack complexity, no privileges, no user interaction, and adjacent-network attack vector according to the supplied CVSS vector.
Likely exposure
Exposure is limited to listed NETGEAR EX and R-series models running firmware older than the versions named in the CVE description. The supplied CVSS vector indicates adjacent-network reachability, not proven internet-wide exposure.
Exploitation context
The provided bundle does not show CISA KEV listing or cited evidence of active exploitation. It supports a high-severity issue with potential sensitive file disclosure, but not current exploitation claims.
Researcher notes
The source bundle provides affected models, version thresholds, CVSS, and a NETGEAR advisory reference, but no CWE, detailed root cause, exploit procedure, or active exploitation evidence.
Mitigation direction
- Inventory listed NETGEAR models and record current firmware versions.
- Upgrade affected devices to the fixed firmware versions named in the advisory.
- Check the NETGEAR advisory for model-specific firmware guidance.
- Replace or isolate devices that cannot receive vendor-supported firmware.
Validation and detection
- Confirm device model and firmware version against the CVE affected-version list.
- Verify updated firmware is at or above the named fixed version.
- Review NETGEAR advisory coverage for each deployed model.
- Check asset records for unmanaged or forgotten extenders and routers.
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-2017-18752 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
- High
- CVSS
- 8.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/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:A/A:H/C:H/I:H/PR:N/S:U/UI:N2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.8HighVector: CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000051502/Security-Advisory-for-Arbitrary-File-Read-on-Some-Routers-and-Extenders-PSV-2017-0319CVE 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.