Oracle Linux 5 / 6 : rsyslog / rsyslog5 (ELSA-2014-1671)

high Nessus Plugin ID 78593

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2014:1671 :

Updated rsyslog5 and rsyslog packages that fix one security issue are now available for Red Hat Enterprise Linux 5 and 6 respectively.

Red Hat Product Security has rated this update as having Moderate 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 rsyslog packages provide an enhanced, multi-threaded syslog daemon that supports writing to relational databases, syslog/TCP, RFC 3195, permitted sender lists, filtering on any message part, and fine grained output format control.

A flaw was found in the way rsyslog handled invalid log message priority values. In certain configurations, a local attacker, or a remote attacker able to connect to the rsyslog port, could use this flaw to crash the rsyslog daemon. (CVE-2014-3634)

Red Hat would like to thank Rainer Gerhards of rsyslog upstream for reporting this issue.

All rsyslog5 and rsyslog users are advised to upgrade to these updated packages, which contain a backported patch to correct this issue.
After installing the update, the rsyslog service will be restarted automatically.

Solution

Update the affected rsyslog and / or rsyslog5 packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2014-October/004554.html

https://oss.oracle.com/pipermail/el-errata/2014-October/004558.html

Plugin Details

Severity: High

ID: 78593

File Name: oraclelinux_ELSA-2014-1671.nasl

Version: 1.13

Type: local

Agent: unix

Published: 10/21/2014

Updated: 1/14/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:rsyslog, p-cpe:/a:oracle:linux:rsyslog-gnutls, p-cpe:/a:oracle:linux:rsyslog-gssapi, p-cpe:/a:oracle:linux:rsyslog-mysql, p-cpe:/a:oracle:linux:rsyslog-pgsql, p-cpe:/a:oracle:linux:rsyslog-relp, p-cpe:/a:oracle:linux:rsyslog-snmp, p-cpe:/a:oracle:linux:rsyslog5, p-cpe:/a:oracle:linux:rsyslog5-gnutls, p-cpe:/a:oracle:linux:rsyslog5-gssapi, p-cpe:/a:oracle:linux:rsyslog5-mysql, p-cpe:/a:oracle:linux:rsyslog5-pgsql, p-cpe:/a:oracle:linux:rsyslog5-snmp, cpe:/o:oracle:linux:5, cpe:/o:oracle:linux:6

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/22/2014

Vulnerability Publication Date: 11/1/2014

Reference Information

CVE: CVE-2014-3634

BID: 70243

RHSA: 2014:1671