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CVE-2011-4505

Published: Nov 22, 2011Updated: Apr 29, 2026 Sources: CVE List NVDCWE-16
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.4%
Top 30.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

The UPnP IGD implementation on SpeedTouch 5x6 devices with firmware before 6.2.29 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.

CVSS Vector Breakdown

AV:NAC:LAu:NC:PI:PA:P
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:PConfidentiality
Partial
I:PIntegrity
Partial
A:PAvailability
Partial
Open in CVSS calculator →

Weaknesses

CWE-16

Affected Products

n/an/a
speedtouch 5x6 router firmwarealcatel
Embedded
Networking Infrastructure / router-switch
speedtouch 5x6 routeralcatel
Embedded
Networking Infrastructure / router-switch
alcatelcommercialFRNetworking Infrastructureaka alcatel speedtouch, speed touch home, speedtouch 7g router, aos

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

http://www.kb.cert.org/vuls/id/357851
kb.cert.org
http://toor.do/DEFCON-19-Garcia-UPnP-Mapping-WP.pdf
toor.do

Timeline

Published
Nov 22, 2011
Last Updated
Apr 29, 2026

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