Unrated severityNVD Advisory· Published May 24, 2006· Updated Jun 16, 2026

CVE-2006-2562

Description

ZyXEL P-335WT router allows remote attackers to bypass access restrictions and conduct unauthorized operations via a UPnP request with a modified InternalClient parameter, which is not validated, as demonstrated by using AddPortMapping to forward arbitrary traffic.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Zyxel/P 335wt Router
cpe:2.3:h:zyxel:p-335wt_router:*:*:*:*:*:*:*:*
Zyxel/P-335WTllm-fuzzy

Patches

Vulnerability mechanics

References

secunia.com/advisories/20184nvdVendor Advisory
www.vupen.com/english/advisories/2006/1910nvdVendor Advisory
www.securityview.org/dutch-student-finds-a-bug-in-upnp.htmlnvdURL Repurposed
www.securityview.org/how-does-the-upnp-flaw-works.htmlnvdURL Repurposed
exchange.xforce.ibmcloud.com/vulnerabilities/26710nvd

News mentions

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