IBM Informix Dynamic Server (IDS) before 9.40.xC8 and 10.00 before 10.00.xC4 stores passwords in plaintext in shared memory, which allows local users to obtain passwords by reading the memory (product defects 171893, 171894, 173772).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 21.2%