Detections
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RHEL 7 / 8 : Red Hat JBoss Web Server 5.6.0 Security release (Important) (RHSA-2021:4861)
medium Nessus Plugin ID 155756
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Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4861 advisory.- openssl: integer overflow in CipherUpdate (CVE-2021-23840)
- openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841)
- tomcat: JNDI realm authentication weakness (CVE-2021-30640)
- tomcat: HTTP request smuggling when used with a reverse proxy (CVE-2021-33037)
- openssl: Read buffer overruns processing ASN.1 strings (CVE-2021-3712)
- tomcat: OutOfMemoryError caused by HTTP upgrade connection leak could lead to DoS (CVE-2021-42340)
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.See Also
https://bugzilla.redhat.com/1981533
https://bugzilla.redhat.com/1981544
https://bugzilla.redhat.com/1995634
https://bugzilla.redhat.com/2014356
https://access.redhat.com/security/cve/CVE-2021-3712
https://access.redhat.com/security/cve/CVE-2021-23840
https://access.redhat.com/security/cve/CVE-2021-23841
https://access.redhat.com/security/cve/CVE-2021-30640
https://access.redhat.com/security/cve/CVE-2021-33037
https://access.redhat.com/security/cve/CVE-2021-42340
https://access.redhat.com/errata/RHSA-2021:4861
Plugin Details
Severity: Medium
ID: 155756
File Name: redhat-RHSA-2021-4861.nasl
Version: 1.7
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 12/1/2021
Updated: 1/23/2023
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.2
CVSS v2
Risk Factor: Medium
Base Score: 5.8
Temporal Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N
CVSS Score Source: CVE-2021-30640
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.7
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-admin-webapps, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-docs-webapp, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-el-3.0-api, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-java-jdk11, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-java-jdk8, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-javadoc, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-jsp-2.3-api, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-lib, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-native, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-selinux, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-servlet-4.0-api, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-vault, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-vault-javadoc, p-cpe:/a:redhat:enterprise_linux:jws5-tomcat-webapps
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 11/30/2021
Vulnerability Publication Date: 2/16/2021