diff options
Diffstat (limited to 'contrib/sendmail/src/main.c')
-rw-r--r-- | contrib/sendmail/src/main.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/contrib/sendmail/src/main.c b/contrib/sendmail/src/main.c index cea9d15..cb6fd57 100644 --- a/contrib/sendmail/src/main.c +++ b/contrib/sendmail/src/main.c @@ -984,6 +984,18 @@ main(argc, argv, envp) usrerr("Permission denied"); finis(FALSE, EX_USAGE); } + if (OpMode == MD_INITALIAS && + RealUid != 0 && + RealUid != TrustedUid && + !wordinclass(RealUserName, 't')) + { + if (LogLevel > 1) + sm_syslog(LOG_ALERT, NOQID, + "user %d attempted to rebuild the alias map", + RealUid); + usrerr("Permission denied"); + finis(FALSE, EX_USAGE); + } if (MeToo) BlankEnvelope.e_flags |= EF_METOO; |