CVE Catalog

CVE-2006-2560

High
Published: Translated: NVD NIST

Summary

In Sitecom WL-153 router firmware before version 1.38, a vulnerability exists due to missing validation of the InternalClient parameter in UPnP requests. A remote attacker can bypass access restrictions and perform unauthorized operations, such as forwarding arbitrary traffic via AddPortMapping.

Risk Assessment

The organization is at risk of unauthorized traffic redirection, which could compromise data confidentiality and integrity, and enable external attacks on internal resources.

Recommendation

Immediately update the Sitecom WL-153 router firmware to version 1.38 or later. If an update is not possible, disable UPnP or restrict management interface access to trusted networks only.

Related vulnerabilities

Original NVD description (English source)

Sitecom WL-153 router firmware before 1.38 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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS