I can confirm this problem, with using these same steps, dbmail
2.1.7-svn.

On Wed, Nov 21, 2007 at 02:12:19PM +0300, umask wrote:
> wake up :)
> 
> this bug is big security hole provides DoS and 100% CPU utilization.
> 
> Please fix ASAP.
> 
> 
> 21.11.07, 08:18, umask ([EMAIL PROTECTED]):
> 
> > It's big bug :(
> > Steps to reproduce.
> >  telnet imap.server.net 143
> > Trying 192.168.1.1...
> > Connected to imap.server.net.
> > Escape character is '^]'.
> > * OK IMAP4 ready
> > a001 login [EMAIL PROTECTED] password
> > a001 OK LOGIN completed
> > a002 noop
> > a002 OK NOOP completed
> > a003 SELECT INBOX
> > * 1 EXISTS
> > * 0 RECENT
> > * FLAGS (\Seen \Answered \Deleted \Flagged \Draft)
> > * OK [PERMANENTFLAGS (\Seen \Answered \Deleted \Flagged \Draft)]
> > * OK [UIDNEXT 791936] Predicted next UID
> > * OK [UIDVALIDITY 72365] UID value
> > a003 OK [READ-WRITE] SELECT completed
> > a004 SEARCH UID 1:279261
> > * SEARCH 1
> > a004 OK SEARCH completed
> > a005 FETCH -14:1 (UID FLAGS)
> > And dbmail-imapd proccess which handle IMAP connections enter in loop.
> > 20.11.07, 18:39, Marc Dirix ([EMAIL PROTECTED]):
> > > I don't think the top or ps outputs are that helpfull,
> > > can you provide:
> > > 1) mailbox size, message nummer etc for the mailbox that triggers te
> > > problem
> > > 2) Message, if you can determine which message triggers the problem.
> > > 3) Client, is it mailclient related?
> > > And maybe a Level5 log, so dev's can parse it.
> > > (please remove passwords, and sensitive data).
> > > Marc
> > > _______________________________________________
> > > DBmail mailing list
> > > [email protected]
> > > https://mailman.fastxs.nl/mailman/listinfo/dbmail
> > _______________________________________________
> > DBmail mailing list
> > [email protected]
> > https://mailman.fastxs.nl/mailman/listinfo/dbmail
> _______________________________________________
> DBmail mailing list
> [email protected]
> https://mailman.fastxs.nl/mailman/listinfo/dbmail
_______________________________________________
DBmail mailing list
[email protected]
https://mailman.fastxs.nl/mailman/listinfo/dbmail

Reply via email to