main.C in maildrop 2.3.0 and earlier, when run by root with the -d option, uses the gid of root for execution of the .mailfilter file in a user's home directory, which allows local users to gain privileges via a crafted file.
{ "binaries": [ { "binary_version": "2.7.1-1", "binary_name": "maildrop" } ], "availability": "No subscription required" }