RHEL 7 : glibc (RHSA-2018:0805)

critical Nessus Plugin ID 108985

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:0805 advisory.

- glibc: denial of service in getnetbyname function (CVE-2014-9402)

- glibc: DNS resolver NULL pointer dereference with crafted record type (CVE-2015-5180)

- glibc: Fragmentation attacks possible when EDNS0 is enabled (CVE-2017-12132)

- glibc: Buffer overflow in glob with GLOB_TILDE (CVE-2017-15670)

- glibc: Buffer overflow during unescaping of user names with the ~ operator (CVE-2017-15804)

- glibc: realpath() buffer underflow when getcwd() returns relative path allows privilege escalation (CVE-2018-1000001)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Critical

ID: 108985

File Name: redhat-RHSA-2018-0805.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 4/11/2018

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

CVSS Score Source: CVE-2017-15804

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:glibc-headers, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:glibc-utils, p-cpe:/a:redhat:enterprise_linux:glibc-common, p-cpe:/a:redhat:enterprise_linux:glibc-devel, p-cpe:/a:redhat:enterprise_linux:glibc-static, p-cpe:/a:redhat:enterprise_linux:glibc, p-cpe:/a:redhat:enterprise_linux:nscd

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: 4/10/2018

Vulnerability Publication Date: 2/24/2015

Exploitable With

Metasploit (glibc realpath() Privilege Escalation)

Reference Information

CVE: CVE-2014-9402, CVE-2015-5180, CVE-2017-12132, CVE-2017-15670, CVE-2017-15804, CVE-2018-1000001

CWE: 122, 476, 835

RHSA: 2018:0805

Detections

Analytics