CVEs-PoC/2015/CVE-2015-2697.md

### [CVE-2015-2697](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2697)
![](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

The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.

### POC

#### Reference
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789

#### Github
- https://github.com/ARPSyndicate/cvemon