CVE-2019-11500: Critical vulnerability in Dovecot and Pigeonhole

KSB listeem at ksb.id.lv
Tue Sep 3 22:32:40 EEST 2019


On 2019.08.28. 15:10, Aki Tuomi via dovecot wrote:
> 
> Steps to reproduce:
> 
> This bug is best observed using valgrind to see the out of bounds read
> with following snippet:
> 
> perl -e 'print "a id (\"foo\" \"".("x"x1021)."\\A\" \"bar\"
> \"\000".("x"x1020)."\\A\")\n"' | nc localhost 143
> 
> 

Hi!
Before I had 2.2.25 and returned result was:
* OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE 
IDLE STARTTLS AUTH=PLAIN AUTH=LOGIN] Dovecot ready.
a BAD Missing ')'

now I upgraded to 2.2.36.4 and the result is the same.

--
KSB


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