RHEL 7 : python-virtualenv (RHSA-2020:0851)

critical Nessus Plugin ID 134676

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:0851 advisory.

- python-requests: Redirect from HTTPS to HTTP does not remove Authorization header (CVE-2018-18074)

- python-urllib3: Cross-host redirect does not remove Authorization header allow for credential exposure (CVE-2018-20060)

- python-urllib3: CRLF injection due to not encoding the '\r\n' sequence leading to possible attack on internal service (CVE-2019-11236)

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 python-virtualenv package.

See Also

https://access.redhat.com/security/cve/CVE-2018-18074

https://access.redhat.com/security/cve/CVE-2018-20060

https://access.redhat.com/security/cve/CVE-2019-11236

https://access.redhat.com/errata/RHSA-2020:0851

https://bugzilla.redhat.com/1643829

https://bugzilla.redhat.com/1649153

https://bugzilla.redhat.com/1700824

Plugin Details

Severity: Critical

ID: 134676

File Name: redhat-RHSA-2020-0851.nasl

Version: 1.9

Type: local

Agent: unix

Published: 3/18/2020

Updated: 3/21/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2018-20060

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:rhel_aus:7.7, cpe:/o:redhat:rhel_e4s:7.7, cpe:/o:redhat:rhel_eus:7.7, cpe:/o:redhat:rhel_tus:7.7, p-cpe:/a:redhat:enterprise_linux:python-virtualenv

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/17/2020

Vulnerability Publication Date: 3/26/2018

Reference Information

CVE: CVE-2018-18074, CVE-2018-20060, CVE-2019-11236

BID: 108793, 108815

CWE: 113, 522

RHSA: 2020:0851