Security readout for executives and security teams
Plain-English summary
Some NETGEAR MR1100 devices running firmware earlier than 12.06.08.00 can expose sensitive information. The supplied data does not show CISA KEV listing or active exploitation. Organizations using MR1100 mobile routers should confirm firmware quickly because confidentiality impact is rated high.
Executive priority
Treat as a moderate-priority confidentiality issue. Prioritize internet-exposed or business-critical MR1100 devices, but do not escalate as known exploited based on the supplied evidence.
Technical view
CVE-2019-20649 is a sensitive information disclosure issue in NETGEAR MR1100 devices before 12.06.08.00. CVSS v3.0 is 6.9 with network attack vector, no privileges required, user interaction required, high attack complexity, high confidentiality impact, low integrity impact, and no availability impact.
Likely exposure
Exposure is limited to environments using NETGEAR MR1100 devices on firmware earlier than 12.06.08.00. The structured affected-product data in the source bundle is incomplete, so teams should validate against NETGEAR's advisory and local asset inventory.
Exploitation context
The supplied sources do not report active exploitation, public exploit availability, or KEV inclusion. The CVSS vector indicates network reachability and no required privileges, but also high attack complexity and required user interaction, reducing immediate mass-exploitation confidence.
Researcher notes
Public technical detail is limited in the provided bundle. No CWE is listed, affected CPEs are absent, and the source description only identifies MR1100 before 12.06.08.00. Avoid assumptions about exploit mechanics beyond the CVSS vector.
Mitigation direction
- Identify all NETGEAR MR1100 devices in use.
- Upgrade affected MR1100 devices to firmware 12.06.08.00 or later.
- Review NETGEAR's advisory for model-specific remediation guidance.
- Reduce unnecessary network exposure until firmware status is confirmed.
Validation and detection
- Check each MR1100 firmware version against 12.06.08.00.
- Confirm whether devices are externally reachable or remotely managed.
- Verify remediation using NETGEAR's published advisory guidance.
- Document exceptions where upgrade status cannot be confirmed.
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
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CVE-2019-20649 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
- 6.9 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:H/AV:N/A:N/C:H/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:H/AV:N/A:N/C:H/I:L/PR:N/S:C/UI:R1.64.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.9MediumVector: CVSS:3.0/AC:H/AV:N/A:N/C:H/I:L/PR:N/S:C/UI:R
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.netgear.com/000061493/Security-Advisory-for-Sensitive-Information-Disclosure-on-MR1100-PSV-2019-0204CVE 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.