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TITLE:
Brocade BigIron RX Switches Access Control List Security Bypass
Security Issue

SECUNIA ADVISORY ID:
SA45217

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/45217/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=45217

RELEASE DATE:
2011-07-14

DISCUSS ADVISORY:
http://secunia.com/advisories/45217/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/45217/

ONLY AVAILABLE IN CUSTOMER AREA:
 * Authentication Level
 * Report Reliability
 * Secunia PoC
 * Secunia Analysis
 * Systems Affected
 * Approve Distribution
 * Remediation Status
 * Secunia CVSS Score
 * CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=45217

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A security issue has been reported in Brocade BigIron RX Switches,
which can be exploited by malicious people to bypass certain security
restrictions.

The security issue is caused due to the switch not restricting
packets with the source port set to 179 and can be exploited to
bypass the Access Control List.

SOLUTION:
Restrict access to trusted hosts only.

PROVIDED AND/OR DISCOVERED BY:
An anonymous person via US-CERT.

ORIGINAL ADVISORY:
http://www.kb.cert.org/vuls/id/853246

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

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Secunia NEVER sends attached files with advisories.
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