uulib/uunconc.c in UUDeview 0.5.20, as used in nzbget before 0.3.0 and possibly other products, allows local users to overwrite arbitrary files via a symlink attack on a temporary filename generated by the tempnam function. NOTE: this may be a CVE-2004-2265 regression.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42407
http://www.securityfocus.com/bid/29211
http://www.openwall.com/lists/oss-security/2008/05/30/1
http://www.openwall.com/lists/oss-security/2008/05/14/10
http://security.gentoo.org/glsa/glsa-200808-11.xml
http://secunia.com/advisories/31420