Detections
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RHEL 7 : python-virtualenv (RHSA-2020:0851)
critical Nessus Plugin ID 134676
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Synopsis
The remote Red Hat host is missing one or more security updates for python-virtualenv.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.The virtualenv tool creates isolated Python environments. The virtualenv tool is a successor to workingenv, and an extension of virtual-python.
Security Fix(es):
* 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)
* python-requests: Redirect from HTTPS to HTTP does not remove Authorization header (CVE-2018-18074)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
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 RHEL python-virtualenv package based on the guidance in RHSA-2020:0851.See Also
http://www.nessus.org/u?43e73d9c
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/errata/RHSA-2020:0851
https://bugzilla.redhat.com/show_bug.cgi?id=1643829
Plugin Details
Severity: Critical
ID: 134676
File Name: redhat-RHSA-2020-0851.nasl
Version: 1.11
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 3/18/2020
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Moderate
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: p-cpe:/a:redhat:enterprise_linux:python-virtualenv, cpe:/o:redhat:enterprise_linux:7
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