Ubuntu 4.10 : exim4 vulnerabilities (USN-56-1)

A flaw has been found in the hostaton function, which can overflow a buffer if it is presented with an illegal IPv6 address that has more than 8 components. When supplying certain command line parameters, the input was not checked, so that a local attacker could possibly exploit the buffer overfl...

CVE-2005-0021: Undefined Security Weakness

Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via 1 an IPv6 address with more than 8 components, as demonstrated using the -be command line option, which triggers an overflow in the hostaton function, or 2 the -bh command line option or dnsdb PTR...