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TITLE:
Hitachi Various Products TCP Timestamp Denial of Service

SECUNIA ADVISORY ID:
SA15409

VERIFY ADVISORY:
http://secunia.com/advisories/15409/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Hitachi GR2000 Series Gigabit Routers
http://secunia.com/product/5129/
Hitachi GR4000 Series Gigabit Routers
http://secunia.com/product/5131/
Hitachi GS3000 Series Gigabit Switches
http://secunia.com/product/5130/
Hitachi GS4000 Series Gigabit Switches
http://secunia.com/product/5132/

DESCRIPTION:
Hitachi has acknowledged a vulnerability in the GR2000, GS3000,
GR4000, and GS4000 series products, which can be exploited by
malicious people to cause a DoS (Denial of Service) on an active TCP
session.

For more information:
SA15393

SOLUTION:
The vendor has issued updated versions.

GR2000 (ROUTE-OS):
Update to version 02-03-/W.

GR2000 (ROUTE-OS2):
Update to version 04-01-/AG.

GR2000 (ROUTE-OS3):
Update to version 06-05-/AR.

GR2000 (ROUTE-OS6):
Update to version 07-04-/AA.

GR2000 (ROUTE-OS6B):
Update to version 07-04-/W.

GR2000 (ROUTE-OS6BSEC, ROUTE-OS7, or ROUTE-OS7B):
Update to version 07-04-/W

GR2000 (ROUTE-OS8, ROUTE-OS8SSH, ROUTE-OS8B, ROUTE-OS8BSSH,
ROUTE-OS8BSEC, or ROUTE-OS8BE):
Update to version 08-03-/R.

GS3000, GS4000, and GR4000:
Update to version 09-02-/C.

ORIGINAL ADVISORY:
Hitachi:
http://www.hitachi.co.jp/Prod/comp/network/notice/VU-637934.html

OTHER REFERENCES:
SA15393:
http://secunia.com/advisories/15393/

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

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