Ubuntu 18.04 LTS / 20.04 LTS : OpenJDK vulnerabilities (USN-4433-1)

high Nessus Plugin ID 138998

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

Johannes Kuhn discovered that OpenJDK incorrectly handled access control contexts. An attacker could possibly use this issue to execute arbitrary code. (CVE-2020-14556) It was discovered that OpenJDK incorrectly handled memory allocation when reading TIFF image files.
An attacker could possibly use this issue to cause a denial of service. (CVE-2020-14562) It was discovered that OpenJDK incorrectly handled input data. An attacker could possibly use this issue to insert, edit or obtain sensitive information. (CVE-2020-14573) Philippe Arteau discovered that OpenJDK incorrectly verified names in TLS server's X.509 certificates. An attacker could possibly use this issue to obtain sensitive information. (CVE-2020-14577) It was discovered that OpenJDK incorrectly handled image files. An attacker could possibly use this issue to obtain sensitive information.
(CVE-2020-14581) Markus Loewe discovered that OpenJDK incorrectly handled concurrent access in java.nio.Buffer class. An attacker could use this issue to bypass the sandbox restrictions and cause unspecified impact. (CVE-2020-14583) It was discovered that OpenJDK incorrectly handled transformation of images. An attacker could possibly use this issue to bypass sandbox restrictions and insert, edit or obtain sensitive information. (CVE-2020-14593) Roman Shemyakin discovered that OpenJDK incorrectly handled XML files. An attacker could possibly use this issue to insert, edit or obtain sensitive information. (CVE-2020-14621).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-4433-1

Plugin Details

Severity: High

ID: 138998

File Name: ubuntu_USN-4433-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 7/27/2020

Updated: 10/21/2023

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

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-2020-14556

CVSS v3

Risk Factor: High

Base Score: 8.3

Temporal Score: 7.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

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

CVSS Score Source: CVE-2020-14583

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:openjdk-11-jdk, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-jdk-headless, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-jre, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-jre-headless, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-jre-zero, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-source, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:openjdk-11-demo

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 7/23/2020

Vulnerability Publication Date: 7/15/2020

Reference Information

CVE: CVE-2020-14556, CVE-2020-14562, CVE-2020-14573, CVE-2020-14577, CVE-2020-14581, CVE-2020-14583, CVE-2020-14593, CVE-2020-14621

USN: 4433-1