Ubuntu 20.04 : php7.4 vulnerabilities (USN-4330-2)

high Nessus Plugin ID 136398

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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

USN-4330-1 fixed vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 20.04 LTS.

Original advisory details :

It was discovered that PHP incorrectly handled certain EXIF files. An attacker could possibly use this issue to access sensitive information or cause a crash. (CVE-2020-7064)

It was discovered that PHP incorrectly handled certain UTF strings. An attacker could possibly use this issue to cause a crash or execute arbitrary code. (CVE-2020-7065)

It was discovered that PHP incorrectly handled certain URLs.
An attacker could possibly use this issue to expose sensitive information. (CVE-2020-7066).

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://usn.ubuntu.com/4330-2/

Plugin Details

Severity: High

ID: 136398

File Name: ubuntu_USN-4330-2.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/7/2020

Updated: 1/11/2021

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

Risk Information

CVSS Score Source: CVE-2020-7065

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php7.4, p-cpe:/a:canonical:ubuntu_linux:php7.4-cgi, p-cpe:/a:canonical:ubuntu_linux:php7.4-cli, p-cpe:/a:canonical:ubuntu_linux:php7.4-fpm, p-cpe:/a:canonical:ubuntu_linux:php7.4-mbstring, cpe:/o:canonical:ubuntu_linux:20.04

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/6/2020

Vulnerability Publication Date: 4/1/2020

Reference Information

CVE: CVE-2020-7064, CVE-2020-7065, CVE-2020-7066

USN: 4330-2