RHEL 7 : tomcat (RHSA-2020:2530)

high Nessus Plugin ID 137360

Synopsis

The remote Red Hat host is missing a security update for tomcat.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:2530 advisory.

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.

Security Fix(es):

* tomcat: deserialization flaw in session persistence storage leading to RCE (CVE-2020-9484)

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

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Solution

Update the RHEL tomcat package based on the guidance in RHSA-2020:2530.

See Also

http://www.nessus.org/u?aa8c66f7

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2020:2530

https://bugzilla.redhat.com/show_bug.cgi?id=1838332

Plugin Details

Severity: High

ID: 137360

File Name: redhat-RHSA-2020-2530.nasl

Version: 1.15

Type: local

Agent: unix

Published: 6/11/2020

Updated: 11/7/2024

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

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-9484

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

Vector: CVSS:3.0/AV:L/AC:H/PR:L/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:tomcat, p-cpe:/a:redhat:enterprise_linux:tomcat-lib, p-cpe:/a:redhat:enterprise_linux:tomcat-jsp-2.2-api, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:tomcat-admin-webapps, p-cpe:/a:redhat:enterprise_linux:tomcat-webapps, p-cpe:/a:redhat:enterprise_linux:tomcat-javadoc, p-cpe:/a:redhat:enterprise_linux:tomcat-jsvc, p-cpe:/a:redhat:enterprise_linux:tomcat-docs-webapp, p-cpe:/a:redhat:enterprise_linux:tomcat-el-2.2-api, p-cpe:/a:redhat:enterprise_linux:tomcat-servlet-3.0-api

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: 6/11/2020

Vulnerability Publication Date: 5/20/2020

Reference Information

CVE: CVE-2020-9484

CWE: 502

IAVA: 2020-A-0225-S, 2020-A-0324

RHSA: 2020:2530