CVE-2007-5030 Information

Description

Multiple integer overflows in Dibbler 0.6.0 allow remote attackers to cause a denial of service (daemon crash) via packets containing options with large lengths which trigger attempts at excessive memory allocation as demonstrated by (1) the TSrvMsg constructor in SrvMessages/SrvMsg.cpp; the (2) TClntMsg (3) TClntOptIAAddress (4) TClntOptIAPrefix (5) TOptVendorSpecInfo and (6) TOptOptionRequest constructors; and the (7) TRelIfaceMgr::decodeRelayRepl (8) TRelMsg::decodeOpts and (9) TSrvIfaceMgr::decodeRelayForw methods.

Reference

http://klub.com.pl/dhcpv6/ http://labs.musecurity.com/wp-content/uploads/2007/09/mu-200709-02.txt http://lists.grok.org.uk/pipermail/full-disclosure/2007-September/065892.html http://osvdb.org/40568 http://secunia.com/advisories/26876 http://www.securityfocus.com/bid/25726 https://exchange.xforce.ibmcloud.com/vulnerabilities/36684