GLSA 200808-11: UUDeview: Insecure temporary file creation

http://security.gentoo.org/

Severity:	normal
Title:	UUDeview: Insecure temporary file creation
Date:	08/11/2008
Bugs:	#222275, #224193
ID:	200808-11

Synopsis

A vulnerability in UUDeview may allow local attackers to conduct symlink attacks.

Background

UUdeview is encoder and decoder supporting various binary formats. NZBGet is a command-line based binary newsgrabber supporting .nzb files.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
app-text/uudeview	< 0.5.20-r1	>= 0.5.20-r1	All supported architectures
news-nntp/nzbget	< 0.4.0	>= 0.4.0	All supported architectures

Description

UUdeview makes insecure usage of the tempnam() function when creating temporary files. NZBGet includes a copy of the vulnerable code.

Impact

A local attacker could exploit this vulnerability to overwrite arbitrary files on the system.

Workaround

There is no known workaround at this time.

Resolution

All UUDview users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=app-text/uudeview-0.5.20-r1"

All NZBget users should upgrade to the latest version:


    # emerge --sync
    # emerge --ask --oneshot --verbose ">=news-nntp/nzbget-0.4.0"

References

CVE-2008-2266

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200808-11.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.