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centosCentOS ProjectCESA-2020:0851
HistoryMar 25, 2020 - 7:10 p.m.

python security update

2020-03-2519:10:05
CentOS Project
lists.centos.org
1353

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

0.01 Low

EPSS

Percentile

83.8%

JSON

CentOS Errata and Security Advisory CESA-2020:0851

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.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2020-March/085804.html

Affected packages:
python-virtualenv

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

OSVersionArchitecturePackageVersionFilename
CentOS7noarchpython-virtualenv< 15.1.0-4.el7_7python-virtualenv-15.1.0-4.el7_7.noarch.rpm

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5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

0.01 Low

EPSS

Percentile

83.8%

JSON
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