Zimbraβs sudo configuration permits the zimbra user to execute the zmslapd binary as root with arbitrary parameters. As part of its intended functionality, zmslapd can load a user-defined configuration file, which includes plugins in the form of .so files, which also execute as root.
[
{
"product": "Zimbra Server",
"vendor": "Synacor",
"versions": [
{
"lessThanOrEqual": "9.0.0.p27",
"status": "affected",
"version": "9.0.0.p27",
"versionType": "custom"
},
{
"lessThanOrEqual": "8.8.15.p34",
"status": "affected",
"version": "8.8.15.p34",
"versionType": "custom"
}
]
}
]