Vulnerability Details : CVE-2011-4499
The UPnP IGD implementation in the Broadcom UPnP stack on the Cisco Linksys WRT54G with firmware before 4.30.5, WRT54GS v1 through v3 with firmware before 4.71.1, and WRT54GS v4 with firmware before 1.06.1 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.
Exploit prediction scoring system (EPSS) score for CVE-2011-4499
Probability of exploitation activity in the next 30 days: 0.26%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 65 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-4499
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2011-4499
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-4499
-
http://www.kb.cert.org/vuls/id/357851
VU#357851 - UPnP requests accepted over router WAN interfacesUS Government Resource
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http://www.upnp-hacks.org/devices.html
UPnP Hacks: Vulnerable UPnP IGD devices
Products affected by CVE-2011-4499
- cpe:2.3:a:cisco:linksys_wrt54g_router_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:linksys_wrt54g_router_firmware:3.03.9:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:linksys_wrt54g_router_firmware:4.20.7:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:linksys_wrt54gs_router_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:linksys_wrt54gs_router_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:linksys_wrt54gs_router_firmware:2.09.1:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54g:*:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54g:2.2:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54gs:1.0:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54gs:2.0:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54gs:3.0:*:*:*:*:*:*:*
- cpe:2.3:h:linksys:wrt54gs:4.0:*:*:*:*:*:*:*