Security readout for executives and security teams
Plain-English summary
MikroTik RouterOS 7 shipped with a default IPv6 firewall misconfiguration that could allow inbound IPv6 UDP traceroute traffic. For internet-facing routers, this weakens expected boundary filtering, but the sources only support medium severity and limited confidentiality/integrity impact.
Executive priority
Treat as a moderate-priority network-edge hygiene issue. Upgrade exposed MikroTik RouterOS 7 routers during the next normal security maintenance window, faster where IPv6 is externally reachable or customer traffic depends on strict firewall behavior.
Technical view
CVE-2023-47310 is a RouterOS 7 default-configuration issue fixed in v7.14. The CVE describes incoming IPv6 UDP traceroute packets being allowed. CVSS 3.1 is 6.5, network exploitable, low complexity, no privileges or user interaction, with low confidentiality and integrity impact and no availability impact.
Likely exposure
Likely exposure is MikroTik RouterOS 7 devices using affected default IPv6 firewall settings, especially internet-facing routers with IPv6 enabled. The CVE bundle does not enumerate exact affected versions, CPEs, or deployment conditions beyond RouterOS 7 and the v7.14 fix.
Exploitation context
No CISA KEV listing is provided, and the source bundle does not cite active exploitation. The issue is remotely reachable over the network and needs no authentication, but sources do not prove weaponized exploitation or broad scanning.
Researcher notes
Evidence is sparse: the CVE lists no CPEs and the affected fields are n/a. Analysis should avoid assuming all MikroTik products are affected. Focus validation on RouterOS 7 default IPv6 firewall behavior and the vendor-noted v7.14 fix.
Mitigation direction
- Upgrade MikroTik RouterOS 7 devices to v7.14 or later.
- Review MikroTik vendor guidance for IPv6 firewall default configuration.
- Prioritize internet-facing routers and managed customer edge devices.
- Restrict unexpected inbound IPv6 UDP traffic according to approved policy.
- Track MikroTik advisories for any further affected-version clarification.
Validation and detection
- Inventory MikroTik RouterOS 7 assets and identify IPv6-enabled devices.
- Verify each in-scope device runs RouterOS v7.14 or later.
- Compare IPv6 firewall rules against MikroTik vendor guidance.
- Confirm boundary policy blocks unwanted inbound IPv6 UDP behavior.
- Document exceptions where upgrade or rule changes are delayed.
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
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Open ATT&CK lookupCVE-2023-47310 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
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SSVC decision data
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/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N3.92.5CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
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- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
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ADP provider summaries
Source materials
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CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
ASP.NET Misconfiguration: Improper Model Validation
ASP.NET Misconfiguration: Improper Model Validation represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.