RHEL 4 / 5 / 6 : cyrus-imapd (RHSA-2011:1317)

High Nessus Plugin ID 56235


The remote Red Hat host is missing one or more security updates.


Updated cyrus-imapd packages that fix one security issue are now available for Red Hat Enterprise Linux 4, 5, and 6.

The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

The cyrus-imapd packages contain a high-performance mail server with IMAP, POP3, NNTP, and Sieve support.

A buffer overflow flaw was found in the cyrus-imapd NNTP server, nntpd. A remote user able to use the nntpd service could use this flaw to crash the nntpd child process or, possibly, execute arbitrary code with the privileges of the cyrus user. (CVE-2011-3208)

Red Hat would like to thank Greg Banks for reporting this issue.

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.


Update the affected packages.

See Also



Plugin Details

Severity: High

ID: 56235

File Name: redhat-RHSA-2011-1317.nasl

Version: $Revision: 1.11 $

Type: local

Agent: unix

Published: 2011/09/20

Modified: 2017/01/04

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:cyrus-imapd, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-debuginfo, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-devel, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-murder, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-nntp, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-perl, p-cpe:/a:redhat:enterprise_linux:cyrus-imapd-utils, p-cpe:/a:redhat:enterprise_linux:perl-Cyrus, cpe:/o:redhat:enterprise_linux:4, cpe:/o:redhat:enterprise_linux:5, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:enterprise_linux:6.1

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2011/09/19

Reference Information

CVE: CVE-2011-3208

BID: 49534

OSVDB: 75307

RHSA: 2011:1317