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Last updated: 7/31/2014 1:32:43 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-4135

Original release date: 09/04/2007
Last revised: 10/18/2010
Source: US-CERT/NIST

Overview

The NFSv4 ID mapper (nfsidmap) before 0.17 does not properly handle return values from the getpwnam_r function when performing a username lookup, which can cause it to report a file as being owned by "root" instead of "nobody" if the file exists on the server but not on the client.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 6.2 (MEDIUM) (AV:L/AC:H/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: OVAL
Name: oval:org.mitre.oval:def:9864
External Source: MANDRIVA
Name: MDKSA-2007:240
External Source: SECUNIA
Name: 27043
Type: Advisory
External Source: SUSE
Name: SUSE-SR:2007:018
Type: Advisory
External Source: REDHAT
Name: RHSA-2007:0951
External Source: BID
Name: 26767
External Source: OSVDB
Name: 45825
External Source: XF
Name: nfsv4-idmapper-uid-unspecified(36396)
External Source: SECUNIA
Name: 26674
Type: Advisory; Patch Information

References to Check Content

Identifier: oval:org.mitre.oval:def:9864
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

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