RHEL 8 : java-1.8.0-openjdk (RHSA-2020:4347)

medium Nessus Plugin ID 142004

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4347 advisory.

- OpenJDK: High memory usage during deserialization of Proxy class with many interfaces (Serialization, 8236862) (CVE-2020-14779)

- OpenJDK: Credentials sent over unencrypted LDAP connection (JNDI, 8237990) (CVE-2020-14781)

- OpenJDK: Certificate blacklist bypass via alternate certificate encodings (Libraries, 8237995) (CVE-2020-14782)

- OpenJDK: Integer overflow leading to out-of-bounds access (Hotspot, 8241114) (CVE-2020-14792)

- OpenJDK: Missing permission check in path to URI conversion (Libraries, 8242680) (CVE-2020-14796)

- OpenJDK: Incomplete check for invalid characters in URI to path conversion (Libraries, 8242685) (CVE-2020-14797)

- OpenJDK: Race condition in NIO Buffer boundary checks (Libraries, 8244136) (CVE-2020-14803)

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://access.redhat.com/security/cve/CVE-2020-14779

https://access.redhat.com/security/cve/CVE-2020-14781

https://access.redhat.com/security/cve/CVE-2020-14782

https://access.redhat.com/security/cve/CVE-2020-14792

https://access.redhat.com/security/cve/CVE-2020-14796

https://access.redhat.com/security/cve/CVE-2020-14797

https://access.redhat.com/security/cve/CVE-2020-14803

https://access.redhat.com/errata/RHSA-2020:4347

https://bugzilla.redhat.com/1889271

https://bugzilla.redhat.com/1889274

https://bugzilla.redhat.com/1889280

https://bugzilla.redhat.com/1889290

https://bugzilla.redhat.com/1889697

https://bugzilla.redhat.com/1889717

https://bugzilla.redhat.com/1889895

Plugin Details

Severity: Medium

ID: 142004

File Name: redhat-RHSA-2020-4347.nasl

Version: 1.11

Type: local

Agent: unix

Published: 10/28/2020

Updated: 5/25/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.3

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-2020-14792

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2020-14803

Vulnerability Information

CPE: cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.2, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-accessibility, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-demo, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-devel, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-headless, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-javadoc, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-javadoc-zip, p-cpe:/a:redhat:enterprise_linux:java-1.8.0-openjdk-src, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.2, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.2, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:rhel_eus:8.4

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: 10/26/2020

Vulnerability Publication Date: 10/20/2020

Reference Information

CVE: CVE-2020-14779, CVE-2020-14781, CVE-2020-14782, CVE-2020-14792, CVE-2020-14796, CVE-2020-14797, CVE-2020-14803

CWE: 190, 20, 295, 319, 367, 770

RHSA: 2020:4347