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Last updated: 9/21/2014 2:05:10 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2010-0424

Original release date: 02/25/2010
Last revised: 03/02/2010
Source: US-CERT/NIST

Overview

The edit_cmd function in crontab.c in (1) cronie before 1.4.4 and (2) Vixie cron (vixie-cron) allows local users to change the modification times of arbitrary files, and consequently cause a denial of service, via a symlink attack on a temporary file in the /tmp directory.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 3.3 (LOW) (AV:L/AC:M/Au:N/C:N/I:P/A:P) (legend)
Impact Subscore: 4.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (02/26/2010)
Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-0424 The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 38700
Type: Advisory
External Source: CONFIRM
Name: http://git.fedorahosted.org/git/cronie.git?p=cronie.git;a=commit;h=9e4a8fa5f9171fb724981f53879c9b20264aeb61
Type: Advisory
External Source: BID
Name: 38391
External Source: FEDORA
Name: FEDORA-2010-2751
External Source: SECUNIA
Name: 38741
Type: Advisory
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=565809

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