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RHEL 7 : librelp (RHSA-2018:1707)

critical Nessus Plugin ID 110087

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Synopsis

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

Description

An update for librelp is now available for Red Hat Enterprise Linux 7.3 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Librelp is an easy-to-use library for the Reliable Event Logging Protocol (RELP) protocol. RELP is a general-purpose, extensible logging protocol.

Security Fix(es) :

* librelp: Stack-based buffer overflow in relpTcpChkPeerName function in src/ tcp.c (CVE-2018-1000140)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Rainer Gerhards (rsyslog) for reporting this issue. Upstream acknowledges Bas van Schaik (lgtm.com / Semmle) and Kevin Backhouse (lgtm.com / Semmle) as the original reporters.

Solution

Update the affected librelp, librelp-debuginfo and / or librelp-devel packages.

See Also

https://access.redhat.com/errata/RHSA-2018:1707

https://access.redhat.com/security/cve/cve-2018-1000140

Plugin Details

Severity: Critical

ID: 110087

File Name: redhat-RHSA-2018-1707.nasl

Version: 1.9

Type: local

Agent: unix

Published: 5/24/2018

Updated: 10/1/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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-2018-1000140

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:redhat:enterprise_linux:librelp-debuginfo, p-cpe:/a:redhat:enterprise_linux:librelp-devel, p-cpe:/a:redhat:enterprise_linux:librelp, cpe:/o:redhat:enterprise_linux:7.3

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: 5/23/2018

Vulnerability Publication Date: 3/23/2018

Reference Information

CVE: CVE-2018-1000140

IAVA: 2018-A-0202

RHSA: 2018:1707