Security readout for executives and security teams
This CVE describes a router behavior where a ZyXEL P-330W could accept UPnP port-mapping requests from the WAN side. If exposed, an attacker could change how traffic is forwarded through the device, potentially opening internal services to the internet. Exposure is most likely where legacy ZyXEL P-330W devices remain internet-facing and UPnP IGD is reachable from the WAN side. The bundle does not identify broader affected product versions beyond the CVE description. Prioritize this when legacy ZyXEL P-330W devices are still deployed at network edges. The business risk is uncontrolled exposure of internal services, but urgency cannot be scored confidently from the supplied evidence alone. Mitigation focus: Identify any ZyXEL P-330W devices in service.; Check vendor and CERT guidance for firmware, replacement, or configuration advice.; Ensure UPnP is not reachable from WAN-facing interfaces..
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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ATT&CK lookup starting points
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CVE-2011-4504 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
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