Red Hat: 2011:0859-01: cyrus-imapd: Moderate Advisory
Summary
The cyrus-imapd packages contain a high-performance mail server with IMAP,
POP3, NNTP, and Sieve support.
It was discovered that cyrus-imapd did not flush the received commands
buffer after switching to TLS encryption for IMAP, LMTP, NNTP, and POP3
sessions. A man-in-the-middle attacker could use this flaw to inject
protocol commands into a victim's TLS session initialization messages. This
could lead to those commands being processed by cyrus-imapd, potentially
allowing the attacker to steal the victim's mail or authentication
credentials. (CVE-2011-1926)
Users of cyrus-imapd are advised to upgrade to these updated packages,
which contain a backported patch to correct this issue. After installing
the update, cyrus-imapd will be restarted automatically.
Summary
Solution
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/kb/docs/DOC-11259
References
https://www.redhat.com/security/data/cve/CVE-2011-1926.html https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux AS version 4:
Source:
i386:
cyrus-imapd-2.2.12-15.el4.i386.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.i386.rpm
cyrus-imapd-devel-2.2.12-15.el4.i386.rpm
cyrus-imapd-murder-2.2.12-15.el4.i386.rpm
cyrus-imapd-nntp-2.2.12-15.el4.i386.rpm
cyrus-imapd-utils-2.2.12-15.el4.i386.rpm
perl-Cyrus-2.2.12-15.el4.i386.rpm
ia64:
cyrus-imapd-2.2.12-15.el4.ia64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.ia64.rpm
cyrus-imapd-devel-2.2.12-15.el4.ia64.rpm
cyrus-imapd-murder-2.2.12-15.el4.ia64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.ia64.rpm
cyrus-imapd-utils-2.2.12-15.el4.ia64.rpm
perl-Cyrus-2.2.12-15.el4.ia64.rpm
ppc:
cyrus-imapd-2.2.12-15.el4.ppc.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.ppc.rpm
cyrus-imapd-devel-2.2.12-15.el4.ppc.rpm
cyrus-imapd-murder-2.2.12-15.el4.ppc.rpm
cyrus-imapd-nntp-2.2.12-15.el4.ppc.rpm
cyrus-imapd-utils-2.2.12-15.el4.ppc.rpm
perl-Cyrus-2.2.12-15.el4.ppc.rpm
s390:
cyrus-imapd-2.2.12-15.el4.s390.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.s390.rpm
cyrus-imapd-devel-2.2.12-15.el4.s390.rpm
cyrus-imapd-murder-2.2.12-15.el4.s390.rpm
cyrus-imapd-nntp-2.2.12-15.el4.s390.rpm
cyrus-imapd-utils-2.2.12-15.el4.s390.rpm
perl-Cyrus-2.2.12-15.el4.s390.rpm
s390x:
cyrus-imapd-2.2.12-15.el4.s390x.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.s390x.rpm
cyrus-imapd-devel-2.2.12-15.el4.s390x.rpm
cyrus-imapd-murder-2.2.12-15.el4.s390x.rpm
cyrus-imapd-nntp-2.2.12-15.el4.s390x.rpm
cyrus-imapd-utils-2.2.12-15.el4.s390x.rpm
perl-Cyrus-2.2.12-15.el4.s390x.rpm
x86_64:
cyrus-imapd-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-devel-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-murder-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-utils-2.2.12-15.el4.x86_64.rpm
perl-Cyrus-2.2.12-15.el4.x86_64.rpm
Red Hat Enterprise Linux Desktop version 4:
Source:
i386:
cyrus-imapd-2.2.12-15.el4.i386.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.i386.rpm
cyrus-imapd-devel-2.2.12-15.el4.i386.rpm
cyrus-imapd-murder-2.2.12-15.el4.i386.rpm
cyrus-imapd-nntp-2.2.12-15.el4.i386.rpm
cyrus-imapd-utils-2.2.12-15.el4.i386.rpm
perl-Cyrus-2.2.12-15.el4.i386.rpm
x86_64:
cyrus-imapd-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-devel-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-murder-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-utils-2.2.12-15.el4.x86_64.rpm
perl-Cyrus-2.2.12-15.el4.x86_64.rpm
Red Hat Enterprise Linux ES version 4:
Source:
i386:
cyrus-imapd-2.2.12-15.el4.i386.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.i386.rpm
cyrus-imapd-devel-2.2.12-15.el4.i386.rpm
cyrus-imapd-murder-2.2.12-15.el4.i386.rpm
cyrus-imapd-nntp-2.2.12-15.el4.i386.rpm
cyrus-imapd-utils-2.2.12-15.el4.i386.rpm
perl-Cyrus-2.2.12-15.el4.i386.rpm
ia64:
cyrus-imapd-2.2.12-15.el4.ia64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.ia64.rpm
cyrus-imapd-devel-2.2.12-15.el4.ia64.rpm
cyrus-imapd-murder-2.2.12-15.el4.ia64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.ia64.rpm
cyrus-imapd-utils-2.2.12-15.el4.ia64.rpm
perl-Cyrus-2.2.12-15.el4.ia64.rpm
x86_64:
cyrus-imapd-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-devel-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-murder-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-utils-2.2.12-15.el4.x86_64.rpm
perl-Cyrus-2.2.12-15.el4.x86_64.rpm
Red Hat Enterprise Linux WS version 4:
Source:
i386:
cyrus-imapd-2.2.12-15.el4.i386.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.i386.rpm
cyrus-imapd-devel-2.2.12-15.el4.i386.rpm
cyrus-imapd-murder-2.2.12-15.el4.i386.rpm
cyrus-imapd-nntp-2.2.12-15.el4.i386.rpm
cyrus-imapd-utils-2.2.12-15.el4.i386.rpm
perl-Cyrus-2.2.12-15.el4.i386.rpm
ia64:
cyrus-imapd-2.2.12-15.el4.ia64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.ia64.rpm
cyrus-imapd-devel-2.2.12-15.el4.ia64.rpm
cyrus-imapd-murder-2.2.12-15.el4.ia64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.ia64.rpm
cyrus-imapd-utils-2.2.12-15.el4.ia64.rpm
perl-Cyrus-2.2.12-15.el4.ia64.rpm
x86_64:
cyrus-imapd-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-debuginfo-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-devel-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-murder-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-nntp-2.2.12-15.el4.x86_64.rpm
cyrus-imapd-utils-2.2.12-15.el4.x86_64.rpm
perl-Cyrus-2.2.12-15.el4.x86_64.rpm
RHEL Desktop Workstation (v. 5 client):
Source:
i386:
cyrus-imapd-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.i386.rpm
x86_64:
cyrus-imapd-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source:
i386:
cyrus-imapd-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.i386.rpm
ia64:
cyrus-imapd-2.3.7-7.el5_6.4.ia64.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.ia64.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.ia64.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.ia64.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.ia64.rpm
ppc:
cyrus-imapd-2.3.7-7.el5_6.4.ppc.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.ppc.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.ppc64.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.ppc.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.ppc64.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.ppc.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.ppc.rpm
s390x:
cyrus-imapd-2.3.7-7.el5_6.4.s390x.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.s390.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.s390x.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.s390.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.s390x.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.s390x.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.s390x.rpm
x86_64:
cyrus-imapd-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-debuginfo-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.i386.rpm
cyrus-imapd-devel-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-perl-2.3.7-7.el5_6.4.x86_64.rpm
cyrus-imapd-utils-2.3.7-7.el5_6.4.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
i386:
cyrus-imapd-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.i686.rpm
ppc64:
cyrus-imapd-2.3.16-6.el6_1.2.ppc64.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.ppc64.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.ppc64.rpm
s390x:
cyrus-imapd-2.3.16-6.el6_1.2.s390x.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.s390x.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.s390x.rpm
x86_64:
cyrus-imapd-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source:
i386:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.i686.rpm
ppc64:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.ppc.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.ppc64.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.ppc.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.ppc64.rpm
s390x:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.s390.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.s390x.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.s390.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.s390x.rpm
x86_64:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
i386:
cyrus-imapd-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.i686.rpm
x86_64:
cyrus-imapd-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-utils-2.3.16-6.el6_1.2.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
Source:
i386:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.i686.rpm
x86_64:
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-debuginfo-2.3.16-6.el6_1.2.x86_64.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.i686.rpm
cyrus-imapd-devel-2.3.16-6.el6_1.2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/#package
Topic
Updated cyrus-imapd packages that fix one security issue are now availablefor Red Hat Enterprise Linux 4, 5, and 6.The Red Hat Security Response Team has rated this update as having moderatesecurity impact. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available from the CVE link inthe References section.
Topic
Relevant Releases Architectures
RHEL Desktop Workstation (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64
Red Hat Enterprise Linux AS version 4 - i386, ia64, ppc, s390, s390x, x86_64
Red Hat Enterprise Linux Desktop version 4 - i386, x86_64
Red Hat Enterprise Linux ES version 4 - i386, ia64, x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux WS version 4 - i386, ia64, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
Bugs Fixed
705288 - CVE-2011-1926 cyrus-imapd: STARTTLS plaintext command injection