CVE-2007-0469 Information

Description

The extract_files function in installer.rb in RubyGems before 0.9.1 does not check whether files exist before overwriting them which allows user-assisted remote attackers to overwrite arbitrary files cause a denial of service or execute arbitrary code via crafted GEM packages.

Reference

http://marc.info/?l=full-disclosure&m=116939816621060&w=2 http://rubyforge.org/frs/shownotes.php?release_id=9074 http://www.novell.com/linux/security/advisories/2007_4_sr.html http://www.securityfocus.com/archive/1/458128/100/0/threaded http://www.vupen.com/english/advisories/2007/0295 https://exchange.xforce.ibmcloud.com/vulnerabilities/31688