KMail in KDE 1.0 provides a PGP passphrase as a command line argument to other programs, which could allow local users to obtain the passphrase and compromise the PGP keys of other users by viewing the arguments via programs that list process information, such as ps.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This vulnerability has a 0.31% probability of being exploited in the next 30 days, ranking higher than 21% of all scored CVEs.