cve/2009/CVE-2009-1236.md

### [CVE-2009-1236](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1236)
![](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

Heap-based buffer overflow in the AppleTalk networking stack in XNU 1228.3.13 and earlier on Apple Mac OS X 10.5.6 and earlier allows remote attackers to cause a denial of service (system crash) via a ZIP NOTIFY (aka ZIPOP_NOTIFY) packet that overwrites a certain ifPort structure member.

### POC

#### Reference
- http://www.digit-labs.org/files/exploits/xnu-appletalk-zip.c
- http://www.digit-labs.org/files/exploits/xnu-appletalk-zip.c
- https://www.exploit-db.com/exploits/8262
- https://www.exploit-db.com/exploits/8262

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