RHEL 7 : rh-ruby25-ruby (RHSA-2021:2104)

high Nessus Plugin ID 165116

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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-2021:2104 advisory.

- ruby: NUL injection vulnerability of File.fnmatch and File.fnmatch? (CVE-2019-15845)

- ruby: Regular expression denial of service vulnerability of WEBrick's Digest authentication (CVE-2019-16201)

- ruby: HTTP response splitting in WEBrick (CVE-2019-16254)

- ruby: Code injection via command argument of Shell#test / Shell#[] (CVE-2019-16255)

- rubygem-json: Unsafe object creation vulnerability in JSON (CVE-2020-10663)

- ruby: BasicSocket#read_nonblock method leads to information disclosure (CVE-2020-10933)

- ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613)

- ruby: XML round-trip vulnerability in REXML (CVE-2021-28965)

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: High

ID: 165116

File Name: redhat-RHSA-2021-2104.nasl

Version: 1.6

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/15/2022

Updated: 10/11/2023

Supported Sensors: Agentless 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: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-16255

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

Vector: CVSS:3.0/AV:N/AC:H/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: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-ruby, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-ruby-devel, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-ruby-doc, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-ruby-irb, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-ruby-libs, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-bigdecimal, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-did_you_mean, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-io-console, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-json, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-minitest, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-net-telnet, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-openssl, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-power_assert, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-psych, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-rake, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-rdoc, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-test-unit, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygem-xmlrpc, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygems, p-cpe:/a:redhat:enterprise_linux:rh-ruby25-rubygems-devel

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: 5/26/2021

Vulnerability Publication Date: 11/26/2019

Reference Information

CVE: CVE-2019-15845, CVE-2019-16201, CVE-2019-16254, CVE-2019-16255, CVE-2020-10663, CVE-2020-10933, CVE-2020-25613, CVE-2021-28965

CWE: 113, 20, 200, 400, 41, 444, 611, 626, 805, 94

RHSA: 2021:2104

Detections

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