Security readout for executives and security teams
Plain-English summary
CVE-2021-32122 is a critical CSRF issue affecting specific NETGEAR WiFi extenders on older firmware. If a vulnerable device is in use, the risk is serious because the published CVSS score indicates potential full confidentiality, integrity, and availability impact.
Executive priority
Prioritize this as urgent for any environment using the affected NETGEAR extender models. Business urgency is high because vulnerable network infrastructure can create broad security exposure, but active exploitation is not evidenced in the provided sources.
Technical view
The CVE describes cross-site request forgery in NETGEAR EX3700, EX3800, EX6120, and EX6130 firmware before the listed fixed versions. The CVSS 3.1 vector is network-accessible, low-complexity, unauthenticated, unchanged scope, with high C/I/A impact.
Likely exposure
Exposure is limited to organizations or users running the named NETGEAR extender models below the fixed firmware versions: EX3700/EX3800 before 1.0.0.90, EX6120 before 1.0.0.64, and EX6130 before 1.0.0.44.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Treat exploit status as unconfirmed, while prioritizing remediation due to critical CVSS severity and affected network device class.
Researcher notes
The source data is concise: affected models and version thresholds are clear, but CWE details, exploit observations, and detailed remediation mechanics are not provided. Avoid broad NETGEAR impact assumptions beyond the four listed extender models.
Mitigation direction
- Identify whether any listed NETGEAR extender models are deployed.
- Upgrade affected firmware to the vendor-fixed versions or later.
- Review NETGEAR advisory guidance before making operational changes.
- Restrict management access to trusted administrative networks where feasible.
Validation and detection
- Inventory NETGEAR EX3700, EX3800, EX6120, and EX6130 devices.
- Record each device firmware version and compare against fixed-version thresholds.
- Confirm remediation by verifying firmware versions after update.
- Check asset records for unmanaged or legacy extenders.
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-2021-32122 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AC:L/AV:N/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:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000063883/Security-Advisory-for-Cross-Site-Request-Forgery-on-Some-Extenders-PSV-2021-0102CVE reference · x_refsource_MISC
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.