RHEL 7 : squid (RHSA-2020:4082)

high Nessus Plugin ID 141089

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4082 advisory.

- squid: Information Disclosure issue in FTP Gateway (CVE-2019-12528)

- squid: Request smuggling and poisoning attack against the HTTP cache (CVE-2020-15049)

- squid: HTTP Request Smuggling could result in cache poisoning (CVE-2020-15810)

- squid: HTTP Request Splitting could result in cache poisoning (CVE-2020-15811)

- squid: Improper input validation could result in a DoS (CVE-2020-24606)

- squid: Improper input validation issues in HTTP Request processing (CVE-2020-8449)

- squid: Buffer overflow in reverse-proxy configurations (CVE-2020-8450)

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 squid, squid-migration-script and / or squid-sysvinit packages.

Plugin Details

Severity: High

ID: 141089

File Name: redhat-RHSA-2020-4082.nasl

Version: 1.9

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/30/2020

Updated: 5/25/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2020-8450

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

CVSS Score Source: CVE-2020-15049

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:squid, p-cpe:/a:redhat:enterprise_linux:squid-migration-script, p-cpe:/a:redhat:enterprise_linux:squid-sysvinit

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: 9/30/2020

Vulnerability Publication Date: 2/4/2020

Reference Information

CVE: CVE-2019-12528, CVE-2020-15049, CVE-2020-15810, CVE-2020-15811, CVE-2020-24606, CVE-2020-8449, CVE-2020-8450

CWE: 119, 20, 200, 444

IAVB: 2020-B-0050-S

RHSA: 2020:4082

Detections

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