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PatchSiren cyber security CVE debrief

CVE-2023-1833 DTS Electronics CVE debrief

CVE-2023-1833 is a critical authentication bypass affecting Redline Router firmware before version 7.17. The CVSS v3.1 vector shows it can be triggered over the network with no privileges and no user interaction, and the impact rating indicates high confidentiality, integrity, and availability consequences. The supplied sources point to a third-party advisory from USOM and the NVD/CVE records; no exploit details are included in the source corpus.

Vendor
DTS Electronics
Product
Redline Router
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2023-04-14
Original CVE updated
2024-11-21
Advisory published
2023-04-14
Advisory updated
2024-11-21

Who should care

Administrators and security teams responsible for Redline Router devices, especially any internet-facing or remotely managed appliances running firmware older than 7.17. Network defenders should also care if these routers are used as edge, branch, or management infrastructure.

Technical summary

NVD lists CVE-2023-1833 as an authentication bypass in Redline Router firmware, with affected versions ending before 7.17. The recorded CVSS v3.1 vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, indicating network-based exploitation without authentication or user interaction. NVD also maps the issue to CWE-287, and the USOM advisory references CWE-305.

Defensive priority

Urgent. This is a critical, remotely reachable authentication bypass with no required privileges or user interaction, so exposed systems should be prioritized for immediate version checking and remediation.

Recommended defensive actions

  • Inventory all Redline Router devices and confirm firmware versions.
  • Upgrade affected firmware to 7.17 or later, if available from the vendor.
  • If patching is not immediately possible, restrict management access to trusted networks only.
  • Remove any unnecessary internet exposure for router administration interfaces.
  • Review authentication, admin, and access logs for unauthorized access attempts or unexpected logins.
  • Rotate administrative credentials and verify that remote management settings match your security policy.
  • Apply compensating controls such as VPN-only administration, segmentation, and strict ACLs until remediation is complete.

Evidence notes

This debrief is based only on the supplied NVD/CVE metadata and the linked USOM third-party advisory. The corpus confirms the affected product family, the version cutoff before 7.17, the critical CVSS 9.8 score, and the network/no-auth/no-user-interaction vector. No vendor-issued remediation bulletin or exploit narrative was included in the provided sources.

Sources and references

Verified primary and authoritative sources

  • CVE-2023-1833 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2023-1833

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2023-1833 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2023-1833

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.