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Secunia Security Advisory 46903

Secunia Security Advisory 46903
Posted Nov 17, 2011
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in Juniper Junos, which can be exploited by malicious people to bypass certain security restrictions.

tags | advisory
systems | juniper
MD5 | 777cb469cbeb9ac894f8bbaedbc3a331

Secunia Security Advisory 46903

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TITLE:
Juniper Junos IPv6 Over IPv4 Tunnel Security Policy Bypass
Vulnerability

SECUNIA ADVISORY ID:
SA46903

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/46903/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=46903

RELEASE DATE:
2011-11-17

DISCUSS ADVISORY:
http://secunia.com/advisories/46903/#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/46903/

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=46903

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 vulnerability has been reported in Juniper Junos, which can be
exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error when enforcing security
policies on IPv6 over IPv4 tunnels. This can lead to certain security
policies not being enforced properly on IPv6 datagrams.

The vulnerability is reported in version 10.2R2. Other versions may
also be affected.

SOLUTION:
Reportedly fixed in 10.2R3 (please see the vendor's advisory for more
information).

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://www.juniper.net/alerts/viewalert.jsp?txtAlertNumber=PSN-2011-07-299&viewMode=view

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/

----------------------------------------------------------------------

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.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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