CVE-2007-4642 Information

Description

Multiple buffer overflows in Doomsday (aka deng) 1.9.0-beta5.1 and earlier allow remote attackers to execute arbitrary code via a long chat (PKT_CHAT) message that is not properly handled by the (1) D_NetPlayerEvent function in d_net.c or the (2) Msg_Write function in net_msg.c or (3) many commands that are not properly handled by the NetSv_ReadCommands function in d_netsv.c; or (4) cause a denial of service (daemon crash) via a chat (PKT_CHAT) message without a final ‘\0’ character.

Reference

http://aluigi.altervista.org/adv/dumsdei-adv.txt http://aluigi.org/poc/dumsdei.zip http://bugs.gentoo.org/show_bug.cgi?id=190835 http://secunia.com/advisories/26524 http://secunia.com/advisories/28821 http://security.gentoo.org/glsa/glsa-200802-02.xml http://securityreason.com/securityalert/3084 http://www.securityfocus.com/archive/1/478077/100/0/threaded http://www.securityfocus.com/bid/25483 https://exchange.xforce.ibmcloud.com/vulnerabilities/36332 https://exchange.xforce.ibmcloud.com/vulnerabilities/36333 https://exchange.xforce.ibmcloud.com/vulnerabilities/36334