(2S,3S)-2,3-dihydroxy-2,3-dihydrobenzoate + NAD(+) = 2,3-dihydroxybenzoate + H(+) + NADH Siderophore biosynthesis; bacillibactin biosynthesis. In response to low temperature. Belongs to the short-chain dehydrogenases/reductases (SDR) family.