Security readout for executives and security teams
Plain-English summary
CVE-2019-20707 is a high-severity NETGEAR router flaw that could let someone with access to affected device management functions run operating-system commands. The named affected models are R7800 and XR500 on firmware older than the fixed versions.
Executive priority
Treat this as a high-priority firmware remediation for any affected NETGEAR routers. Business urgency depends on whether the named devices are present and below the fixed firmware versions.
Technical view
The CVE describes command injection affecting NETGEAR R7800 before 1.0.2.60 and XR500 before 2.3.2.32. The title and advisory reference indicate post-authentication command injection. The CVSS 3.0 score is 8.8 high, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to organizations or users running NETGEAR R7800 firmware before 1.0.2.60 or XR500 firmware before 2.3.2.32. The source bundle does not identify other products or deployment conditions.
Exploitation context
The supplied sources do not show CISA KEV listing or active exploitation. The CVE text says authenticated user command injection, while the CVSS vector lists PR:N and adjacent attack vector; treat this discrepancy as a validation item.
Researcher notes
Do not assume broader NETGEAR impact from this record. The source bundle names only R7800 and XR500. The authentication wording and CVSS privileges field conflict, so validation should preserve both observations without extrapolating exploitability.
Mitigation direction
- Upgrade R7800 firmware to 1.0.2.60 or later.
- Upgrade XR500 firmware to 2.3.2.32 or later.
- Review the NETGEAR advisory for model-specific update guidance.
- Prioritize devices used in business networks or remote sites.
Validation and detection
- Inventory NETGEAR R7800 and XR500 devices.
- Record firmware versions for each identified device.
- Confirm R7800 devices are at least 1.0.2.60.
- Confirm XR500 devices are at least 2.3.2.32.
- Check vendor guidance for any additional affected configuration details.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-20707 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/000061222/Security-Advisory-for-Post-Authentication-Command-Injection-on-R7800-and-XR500-PSV-2018-0353CVE 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.