Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title python3 security and bug fix update
Informations
Name RHSA-2019:3520 First vendor Publication 2019-11-05
Vendor RedHat Last vendor Modification 2019-11-05
Severity (Vendor) N/A Revision 01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:N)
Cvss Base Score 6.4 Attack Range Network
Cvss Impact Score 4.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

An update for python3 is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

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.

Security Fix(es):

* python: NULL pointer dereference using a specially crafted X509 certificate (CVE-2019-5010)

* python: CRLF injection via the query part of the url passed to urlopen() (CVE-2019-9740)

* python: CRLF injection via the path part of the url passed to urlopen() (CVE-2019-9947)

* python: Undocumented local_file protocol allows remote attackers to bypass protection mechanisms (CVE-2019-9948)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1634784 - python3 hard-codes annobin usage 1639531 - test_ssl fails on ppc64le 1665514 - python3: RPMDiff warning - manpage with .gz suffix is not really gzipped 1666519 - CVE-2019-5010 python: NULL pointer dereference using a specially crafted X509 certificate 1671353 - http.client doesn't support Post-Handshake Authentication (TLS 1.3) 1688169 - CVE-2019-9740 python: CRLF injection via the query part of the url passed to urlopen() 1695570 - CVE-2019-9948 python: Undocumented local_file protocol allows remote attackers to bypass protection mechanisms 1695572 - CVE-2019-9947 python: CRLF injection via the path part of the url passed to urlopen() 1701286 - Use RPM built wheels of setuptools and pip in Python's ensurepip 1725721 - SSLContext.post_handshake_auth implicitly enables cert validation 1731424 - hmac.HMAC() is not FIPS compliant 1744670 - hashlib.md5 broken in FIPS mode without workaround available 1745499 - mod_wsgi: hashlib.get_fips_mode() fails with ValueError: [PEM routines: get_name] no start line 1745685 - Make hashlib.get_fips_mode() a private function 1760106 - FAIL_RETURN_IN_FIPS_MODE() patch breaks mod_wsgi: ValueError: unsupported hash type blake2b

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2019-3520.html

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-93 Failure to Sanitize CRLF Sequences ('CRLF Injection')
25 % CWE-476 NULL Pointer Dereference
25 % CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 287
Os 5
Os 2
Os 2
Os 3
Os 1
Os 2
Os 4
Os 2
Os 3
Os 1
Os 3
Os 3
Os 2

Snort® IPS/IDS

Date Description
2020-12-05 TRUFFLEHUNTER TALOS-2019-0758 attack attempt
RuleID : 48855 - Revision : 1 - Type : PROTOCOL-OTHER
2020-12-05 TRUFFLEHUNTER TALOS-2019-0758 attack attempt
RuleID : 48854 - Revision : 1 - Type : PROTOCOL-OTHER

Alert History

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0
Date Informations
2020-03-19 13:19:31
  • First insertion