CVE-2011-4503: High severity broadcom vulnerability
The UPnP IGD implementation in Broadcom Linux on the Sitecom WL-111 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an "external forwarding" vulnerability.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2011-4503?
The severity of CVE-2011-4503 is classified as high due to its potential for remote exploitation.
How do I fix CVE-2011-4503?
To fix CVE-2011-4503, you should disable UPnP on the affected device or update to a firmware version that addresses this vulnerability.
Who is affected by CVE-2011-4503?
CVE-2011-4503 affects Broadcom-based Linux implementations found in devices like the Sitecom WL-111.
What kind of attack is possible with CVE-2011-4503?
CVE-2011-4503 allows remote attackers to create arbitrary port mappings, which can facilitate unauthorized access to the network.
Is CVE-2011-4503 still a concern for users today?
Yes, CVE-2011-4503 remains a concern for users of affected devices that have not been updated or secured against this vulnerability.