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>> Linksys WAP4400N Denial of Service and SNMPv3 Issues

Title : Linksys WAP4400N Denial of Service and SNMPv3 Issues
VUPEN ID : VUPEN/ADV-2008-2805
CVE ID : CVE-2008-4441 - CVE-2008-4594
CWE ID : CWE-399
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2008-10-14


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

Two vulnerabilities have been identified in Linksys WAP4400N, which could be exploited by attackers to cause a denial of service or bypass security restrictions.

The first issue is caused by an error when processing malformed association requests while the access point is in WEP mode, which could be exploited to crash an affected device, creating a denial of service condition.

The second vulnerability is caused by an unspecified issue related to SNMPv3.

Affected Products

Linksys WAP4400N

Solution

Upgrade to firmware version 1.2.17 :
http://www.linksys.com/download/

References

http://www.vupen.com/english/advisories/2008/2805
http://www-br.linksys.com/servlet/Satellite?blobcol=urldata&blobheadername1=Content-Type&blobheadername2=Content-Disposition&blobheadervalue1=application%2Fmsword&blobheadervalue2=inline%3B+filename%3DWAP4400N_v1217_ReleaseNote_200808%252C21.doc&blobkey=id&blobtable=MungoBlobs&blobwhere=1193812096393&ssbinary=true&lid=5761075532B13

Credits

Vulnerabilities reported by Laurent Butti and Julien Tinnes (France Telecom / Orange), and the vendor.

ChangeLog

2008-10-14 : Initial release

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