34975 : Vixie Cron on Gentoo Linux Permission Weakness Hard Link Local DoS
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Timeline

Disclosure Date
2007-04-16

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2007-1856" target="_blank">CVE</a>)</em> : Vixie Cron before 4.1-r10 on Gentoo Linux is installed with insecure permissions, which allows local users to cause a denial of service (cron failure) by creating hard links, which results in a failed st_nlink check in database.c.

Classification

Location: Local Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Patch / RCS
Disclosure: Vendor Verified

Solution

Upgrade to version 4.1-r10 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

Security Tracker: 1018081
CVE ID: 2007-1856 (see also: NVD)
Bugtraq ID: 23520
Secunia Advisory ID: 24905 24995 24995 25321 25391 25723 26909 27706 27886
Other Advisory URL: ftp://patches.sgi.com/support/free/security/advisories/20070502-01-P.asc http://support.avaya.com/elmodocs2/security/ASA-2007-261.htm
http://www.gentoo.org/security/en/glsa/glsa-200704-11.xml
http://www.gentoo.org/security/en/glsa/glsa-200711-23.xml
http://www.mandriva.com/en/security/advisories?name=MDKSA-2007:234
http://www.novell.com/linux/security/advisories/2007_007_suse.html
RedHat RHSA: RHSA-2007:0345

Tools & Filters

	25056 25267 27190 29201 29407 29408

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 2.1
Source: nvd.nist.gov | Generated: 2007-04-18 | Disagree?

Comments

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dahn2dusq - 2008/02/21 21:17:11

This affects RHEL as well as Gentoo.

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