CVEs-PoC/2012/CVE-2012-4454.md

### [CVE-2012-4454](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4454)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

openCryptoki before 2.4.1, when using spinlocks, allows local users to create or set world-writable permissions on arbitrary files via a symlink attack on the (1) .pkapi_xpk or (2) .pkcs11spinloc file in /tmp.

### POC

#### Reference
- http://opencryptoki.git.sourceforge.net/git/gitweb.cgi?p=opencryptoki/opencryptoki%3Ba=commitdiff%3Bh=b7fcb3eb0319183348f1f4fb90ede4edd6487c30

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