CVE-2010-4227

critical

Description

The xdrDecodeString function in XNFS.NLM in Novell Netware 6.5 before SP8 allows remote attackers 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.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/65625

http://www.zerodayinitiative.com/advisories/ZDI-11-090

http://www.vupen.com/english/advisories/2011/0497

http://www.securitytracker.com/id?1025119

http://www.securityfocus.com/archive/1/516645/100/0/threaded

http://securityreason.com/securityalert/8104

http://secunia.com/advisories/43431

http://download.novell.com/Download?buildid=1z3z-OsVCiE~

Details

Source: Mitre, NVD

Published: 2011-02-25

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.16819