Security readout for executives and security teams
Plain-English summary
This CVE is a reflected cross-site scripting issue in specific NETGEAR routers. An affected router running older firmware could expose a user to script execution in the router web context after user interaction. The sources identify R6700v2 and R6800 firmware before 1.1.0.42 as affected.
Executive priority
Treat as a moderate remediation item. Prioritize internet-adjacent or administrator-accessible routers, but do not escalate as emergency without evidence of active exploitation or broader exposure.
Technical view
CVE-2017-18800 affects NETGEAR R6700v2 and R6800 devices before firmware 1.1.0.42. The CVSS 3.0 score is 6.1, with low attack complexity, no privileges required, changed scope, user interaction required, and low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to environments still using NETGEAR R6700v2 or R6800 routers below firmware 1.1.0.42. The provided sources do not state whether management interfaces are internet-facing or commonly exposed.
Exploitation context
The bundle does not indicate CISA KEV listing or active exploitation. CVSS requires user interaction, so exploitation likely depends on a user interacting with attacker-controlled content or a malicious link targeting the router context.
Researcher notes
The source bundle is sparse: no CWE, endpoint detail, exploit description, or vendor mitigation text beyond affected versions. Avoid assuming exploitability conditions beyond reflected XSS, user interaction, and the listed CVSS vector.
Mitigation direction
- Identify R6700v2 and R6800 devices in inventory.
- Upgrade affected firmware to 1.1.0.42 or later.
- Check the NETGEAR advisory for device-specific upgrade guidance.
- Retire or isolate devices that cannot be updated.
Validation and detection
- Confirm router model is R6700v2 or R6800.
- Verify installed firmware version is 1.1.0.42 or later.
- Check security records for user reports involving router web UI redirects or popups.
- Document remediation status in vulnerability management records.
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-2017-18800 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
- 6.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/AV:L/A:L/C:L/I:L/PR:N/S:C/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:L/A:L/C:L/I:L/PR:N/S:C/UI:R1.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.1MediumVector: CVSS:3.0/AC:L/AV:L/A:L/C:L/I:L/PR:N/S:C/UI:R
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000049356/Security-Advisory-for-Reflected-Cross-Site-Scripting-Vulnerability-on-R6700v2-and-R6800-PSV-2017-2162CVE 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.