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National Cyber-Alert System

Vulnerability Summary for CVE-2008-0055

Original release date:03/18/2008
Last revised:10/11/2008
Source: US-CERT/NIST

Overview

Foundation in Apple Mac OS X 10.4.11 creates world-writable directories while NSFileManager copies files recursively and only modifies the permissions afterward, which allows local users to modify copied files to cause a denial of service and possibly gain privileges.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:7.2 (HIGH) (AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA08-079A
Name: TA08-079A
Hyperlink:http://www.us-cert.gov/cas/techalerts/TA08-079A.html
External Source: APPLE
Name: APPLE-SA-2008-03-18
Type: Patch Information
Hyperlink:http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
External Source: XF
Name: macos-nsfilemanager-priv-escalation(41299)
Hyperlink:http://xforce.iss.net/xforce/xfdb/41299
External Source: SECTRACK
Name: 1019649
Hyperlink:http://www.securitytracker.com/id?1019649
External Source: BID
Name: 28343
Hyperlink:http://www.securityfocus.com/bid/28343
External Source: BID
Name: 28304
Hyperlink:http://www.securityfocus.com/bid/28304
External Source: VUPEN
Name: ADV-2008-0924
Hyperlink:http://www.frsirt.com/english/advisories/2008/0924/references
External Source: SECUNIA
Name: 29420
Hyperlink:http://secunia.com/advisories/29420
External Source: CONFIRM
Name: http://docs.info.apple.com/article.html?artnum=307562
Hyperlink:http://docs.info.apple.com/article.html?artnum=307562

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/o:apple:mac_os_x:10.4.11
spacerspacerNav control image* cpe:/o:apple:mac_os_x_server:10.4.11
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0055