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Vulnerability record · CVE-2006-2560 · published 24 May 2006

CVE-2006-2560: Sitecom wl-153 router firmware permissions and access controls vulnerability

Sitecom · Wl 153 Router Firmware

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.

7.5 CVSS 2.0 High EPSS 1.5% · top 25.8% CWE-264 · Permissions and access controls
7.5CVSS 2.0 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/20183 Vendor Advisory
http://www.securityview.org/dutch-student-finds-a-bug-in-upnp.html URL Repurposed
http://www.securityview.org/how-does-the-upnp-flaw-works.html URL Repurposed
http://www.vupen.com/english/advisories/2006/1912
http://secunia.com/advisories/20183 Vendor Advisory
http://www.securityview.org/dutch-student-finds-a-bug-in-upnp.html URL Repurposed
http://www.securityview.org/how-does-the-upnp-flaw-works.html URL Repurposed
http://www.vupen.com/english/advisories/2006/1912

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2006-2560), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.