cve/2019/CVE-2019-12779.md

### [CVE-2019-12779](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12779)
![](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

libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and /tmp) without O_EXCL.

### POC

#### Reference
- https://github.com/ClusterLabs/libqb/issues/338

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