Multiple buffer overflows in the adminutil library in CGI applications in Red Hat Directory Server 7.1 before SP7 allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted Accept-Language HTTP header.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.