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redhatRedHatRHSA-2020:4273
HistoryOct 20, 2020 - 3:44 p.m.

(RHSA-2020:4273) Moderate: python27 security, bug fix, and enhancement update

2020-10-2015:44:20
access.redhat.com
76

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.012

Percentile

85.1%

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

The following packages have been upgraded to a later upstream version: python27-python (2.7.18). (BZ#1882656)

Security Fix(es):

  • python: CRLF injection via the host part of the url passed to urlopen() (CVE-2019-18348)

  • python: infinite loop in the tarfile module via crafted TAR archive (CVE-2019-20907)

  • python-pip: directory traversal in _download_http_url() function in src/pip/_internal/download.py (CVE-2019-20916)

  • python: CRLF injection via HTTP request method in httplib/http.client (CVE-2020-26116)

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.

Bug Fix(es):

  • python27-python-pip: Bundles own CA bundle instead of using system CA bundle (BZ#1882668)

  • python27-python-pip: Contains multiple bundled libraries, and has no bundled() provides (BZ#1882669)

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.012

Percentile

85.1%