### [CVE-2005-1515](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-1515)
![](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

Integer signedness error in the qmail_put and substdio_put functions in qmail, when running on 64 bit platforms with a large amount of virtual memory, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large number of SMTP RCPT TO commands.

### POC

#### Reference
- http://packetstormsecurity.com/files/157805/Qualys-Security-Advisory-Qmail-Remote-Code-Execution.html
- http://seclists.org/fulldisclosure/2020/May/42
- http://www.openwall.com/lists/oss-security/2020/05/19/8

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