TITLE: HP-UX X.25 Denial of Service Vulnerability CRITICAL: Not critical IMPACT: DoS WHERE: Local system DESCRIPTION: A vulnerability has been reported in HP-UX, which can be exploited by malicious, local users to cause a DoS (Denial of Service). The vulnerability is caused due to an unspecified error when running X.25. The vulnerability has been reported in HP-UX versions B.11.00, B.11.11, and B.11.23. SOLUTION: Apply patches. HP-UX B.11.00: Install patch PHNE_34009 or later. HP-UX B.11.11: Install patch PHNE_34988 or later. HP-UX B.11.23: Install patch PHNE_34999 or later. PROVIDED AND/OR DISCOVERED BY: Reported by the vendor. ORIGINAL ADVISORY: HPSBUX02126 SSRT051019: http://itrc.hp.com/service/cki/docDisplay.do?docId=c00705202 Onur OKTAY