cve/2007/CVE-2007-4642.md

### [CVE-2007-4642](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4642)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### 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.

### POC

#### Reference
- http://aluigi.altervista.org/adv/dumsdei-adv.txt
- http://aluigi.org/poc/dumsdei.zip
- http://securityreason.com/securityalert/3084

#### Github
No PoCs found on GitHub currently.