MIT krb5 Security Advisory 2004-001 – The krb5_aname_to_localname() library function contains multiple buffer overflows which could be exploited to gain unauthorized root access. Exploitation of these flaws requires an unusual combination of factors, including successful authentication to a vulnerable service and a non-default configuration on the target service.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33465/MITKRB5-SA-2004-001.txt
Source: https://packetstormsecurity.com/files/33465/MITKRB5-SA-2004-001.txt.html