jenkins: FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions

An incorrect permissions validation vulnerability was found in Jenkins. The FilePathtoURI, FilePathhasSymlink, FilePathabsolutize, FilePathisDescendant, and FilePathgetDiskSpace do not check any permissions, which may allow an attacker who has access to any of these operations to be able to read...