SUSE SLES15 Security Update : dovecot23 (SUSE-SU-2019:2514-1)

critical Nessus Plugin ID 129554

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for dovecot23 fixes the following issues :

CVE-2019-11500: Fixed the NUL byte handling in IMAP and ManageSieve protocol parsers. (bsc#1145559)

CVE-2019-11499: Fixed a vulnerability where the submission-login would crash over a TLS secured channel (bsc#1133625).

CVE-2019-11494: Fixed a denial of service if the authentication is aborted by disconnecting (bsc#1133624).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Server Applications 15-SP1:zypper in
-t patch SUSE-SLE-Module-Server-Applications-15-SP1-2019-2514=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1133624

https://bugzilla.suse.com/show_bug.cgi?id=1133625

https://bugzilla.suse.com/show_bug.cgi?id=1145559

https://www.suse.com/security/cve/CVE-2019-11494/

https://www.suse.com/security/cve/CVE-2019-11499/

https://www.suse.com/security/cve/CVE-2019-11500/

http://www.nessus.org/u?4c97daba

Plugin Details

Severity: Critical

ID: 129554

File Name: suse_SU-2019-2514-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/3/2019

Updated: 4/19/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-11500

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:dovecot23, p-cpe:/a:novell:suse_linux:dovecot23-backend-mysql, p-cpe:/a:novell:suse_linux:dovecot23-backend-mysql-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-backend-pgsql, p-cpe:/a:novell:suse_linux:dovecot23-backend-pgsql-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-backend-sqlite, p-cpe:/a:novell:suse_linux:dovecot23-backend-sqlite-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-debugsource, p-cpe:/a:novell:suse_linux:dovecot23-devel, p-cpe:/a:novell:suse_linux:dovecot23-fts, p-cpe:/a:novell:suse_linux:dovecot23-fts-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-fts-lucene, p-cpe:/a:novell:suse_linux:dovecot23-fts-lucene-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-fts-solr, p-cpe:/a:novell:suse_linux:dovecot23-fts-solr-debuginfo, p-cpe:/a:novell:suse_linux:dovecot23-fts-squat, p-cpe:/a:novell:suse_linux:dovecot23-fts-squat-debuginfo, cpe:/o:novell:suse_linux:15

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/2/2019

Vulnerability Publication Date: 5/8/2019

Reference Information

CVE: CVE-2019-11494, CVE-2019-11499, CVE-2019-11500