RHEL 8:python27: 2.7 (RHSA-2021: 1761)

critical Nessus 插件 ID 149710

简介

远程 Red Hat 主机缺少一个或多个安全更新。

描述

远程 Redhat Enterprise Linux 8 主机上安装的程序包受到 RHSA-2021: 1761 公告中提及的多个漏洞影响。

- python:在 httplib/http.client 中通过 HTTP 请求方法造成 CRLF 注入 (CVE-2020-26116)

- python-urllib3: 通过 HTTP 请求方法造成 CRLF 注入 (CVE-2020-26137)

- python-lxml:mXSS,这是由于使用不当解析器造成 (CVE-2020-27783)

- python:_ctypes/callproc.c 中的 PyCArg_repr 存在基于堆栈的缓冲区溢出 (CVE-2021-3177)

请注意,Nessus 尚未测试这些问题,而是只依据应用程序自我报告的版本号进行判断。

解决方案

更新受影响的程序包。

另见

http://www.nessus.org/u?862005a9

http://www.nessus.org/u?b5f10745

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2021:1761

https://bugzilla.redhat.com/show_bug.cgi?id=1883014

https://bugzilla.redhat.com/show_bug.cgi?id=1883632

https://bugzilla.redhat.com/show_bug.cgi?id=1886754

https://bugzilla.redhat.com/show_bug.cgi?id=1901633

https://bugzilla.redhat.com/show_bug.cgi?id=1918168

插件详情

严重性: Critical

ID: 149710

文件名: redhat-RHSA-2021-1761.nasl

版本: 1.12

类型: local

代理: unix

发布时间: 2021/5/19

最近更新时间: 2024/11/7

支持的传感器: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

风险信息

VPR

风险因素: Medium

分数: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

风险因素: High

基本分数: 7.5

时间分数: 5.9

矢量: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 分数来源: CVE-2021-3177

CVSS v3

风险因素: Critical

基本分数: 9.8

时间分数: 8.8

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

时间矢量: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

风险因素: Critical

Base Score: 9.3

Threat Score: 8.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 分数来源: CVE-2020-27783

漏洞信息

CPE: p-cpe:/a:redhat:enterprise_linux:python-requests, p-cpe:/a:redhat:enterprise_linux:python2-sqlalchemy, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2-tests, p-cpe:/a:redhat:enterprise_linux:python-mock, p-cpe:/a:redhat:enterprise_linux:python2-backports, p-cpe:/a:redhat:enterprise_linux:python2-numpy-f2py, p-cpe:/a:redhat:enterprise_linux:python2-markupsafe, p-cpe:/a:redhat:enterprise_linux:python2-numpy-doc, p-cpe:/a:redhat:enterprise_linux:python2-pytz, p-cpe:/a:redhat:enterprise_linux:python-setuptools_scm, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2, p-cpe:/a:redhat:enterprise_linux:python2-scipy, p-cpe:/a:redhat:enterprise_linux:python-lxml, p-cpe:/a:redhat:enterprise_linux:python-attrs, p-cpe:/a:redhat:enterprise_linux:python2-docs, p-cpe:/a:redhat:enterprise_linux:python2-chardet, p-cpe:/a:redhat:enterprise_linux:python-backports-ssl_match_hostname, p-cpe:/a:redhat:enterprise_linux:python-virtualenv, p-cpe:/a:redhat:enterprise_linux:python-wheel, p-cpe:/a:redhat:enterprise_linux:python2-babel, p-cpe:/a:redhat:enterprise_linux:babel, p-cpe:/a:redhat:enterprise_linux:python-pysocks, p-cpe:/a:redhat:enterprise_linux:python2-dns, p-cpe:/a:redhat:enterprise_linux:python-pymysql, p-cpe:/a:redhat:enterprise_linux:python2-virtualenv, p-cpe:/a:redhat:enterprise_linux:python2-debug, p-cpe:/a:redhat:enterprise_linux:python-chardet, p-cpe:/a:redhat:enterprise_linux:python2-attrs, p-cpe:/a:redhat:enterprise_linux:python2-pip-wheel, p-cpe:/a:redhat:enterprise_linux:python-nose-docs, p-cpe:/a:redhat:enterprise_linux:python2-pytest-mock, p-cpe:/a:redhat:enterprise_linux:python2-funcsigs, p-cpe:/a:redhat:enterprise_linux:python2-tkinter, p-cpe:/a:redhat:enterprise_linux:python2-pysocks, p-cpe:/a:redhat:enterprise_linux:python2-pyyaml, p-cpe:/a:redhat:enterprise_linux:python2-devel, p-cpe:/a:redhat:enterprise_linux:python-funcsigs, p-cpe:/a:redhat:enterprise_linux:python-py, p-cpe:/a:redhat:enterprise_linux:python2-pluggy, p-cpe:/a:redhat:enterprise_linux:pytest, p-cpe:/a:redhat:enterprise_linux:python-psycopg2-doc, p-cpe:/a:redhat:enterprise_linux:python2-cython, p-cpe:/a:redhat:enterprise_linux:python-urllib3, p-cpe:/a:redhat:enterprise_linux:python-ipaddress, p-cpe:/a:redhat:enterprise_linux:python2-numpy, p-cpe:/a:redhat:enterprise_linux:python-coverage, p-cpe:/a:redhat:enterprise_linux:python-dns, p-cpe:/a:redhat:enterprise_linux:python2-wheel-wheel, p-cpe:/a:redhat:enterprise_linux:numpy, p-cpe:/a:redhat:enterprise_linux:python-nose, p-cpe:/a:redhat:enterprise_linux:python-docutils, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:python2-nose, p-cpe:/a:redhat:enterprise_linux:python2-pygments, p-cpe:/a:redhat:enterprise_linux:python2-pip, p-cpe:/a:redhat:enterprise_linux:python2-ipaddress, p-cpe:/a:redhat:enterprise_linux:python-docs, p-cpe:/a:redhat:enterprise_linux:python2-test, p-cpe:/a:redhat:enterprise_linux:python2-pymongo, p-cpe:/a:redhat:enterprise_linux:python-pluggy, p-cpe:/a:redhat:enterprise_linux:python2-idna, p-cpe:/a:redhat:enterprise_linux:python-markupsafe, p-cpe:/a:redhat:enterprise_linux:python2-docs-info, p-cpe:/a:redhat:enterprise_linux:python-pygments, p-cpe:/a:redhat:enterprise_linux:python2-py, p-cpe:/a:redhat:enterprise_linux:python2, p-cpe:/a:redhat:enterprise_linux:cython, p-cpe:/a:redhat:enterprise_linux:python2-lxml, p-cpe:/a:redhat:enterprise_linux:python-sqlalchemy-doc, p-cpe:/a:redhat:enterprise_linux:python-backports, p-cpe:/a:redhat:enterprise_linux:python2-coverage, p-cpe:/a:redhat:enterprise_linux:python-psycopg2, p-cpe:/a:redhat:enterprise_linux:python-pymongo, p-cpe:/a:redhat:enterprise_linux:python2-pytest, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2-debug, p-cpe:/a:redhat:enterprise_linux:scipy, p-cpe:/a:redhat:enterprise_linux:python2-tools, p-cpe:/a:redhat:enterprise_linux:python2-six, p-cpe:/a:redhat:enterprise_linux:python2-wheel, p-cpe:/a:redhat:enterprise_linux:python2-bson, p-cpe:/a:redhat:enterprise_linux:python-sqlalchemy, p-cpe:/a:redhat:enterprise_linux:python2-setuptools_scm, p-cpe:/a:redhat:enterprise_linux:python2-jinja2, p-cpe:/a:redhat:enterprise_linux:python2-pymysql, p-cpe:/a:redhat:enterprise_linux:python2-pymongo-gridfs, p-cpe:/a:redhat:enterprise_linux:python2-requests, p-cpe:/a:redhat:enterprise_linux:python2-backports-ssl_match_hostname, p-cpe:/a:redhat:enterprise_linux:python-idna, p-cpe:/a:redhat:enterprise_linux:python2-rpm-macros, p-cpe:/a:redhat:enterprise_linux:python2-docutils, p-cpe:/a:redhat:enterprise_linux:pyyaml, p-cpe:/a:redhat:enterprise_linux:python2-urllib3, p-cpe:/a:redhat:enterprise_linux:python2-setuptools-wheel, p-cpe:/a:redhat:enterprise_linux:pytz, p-cpe:/a:redhat:enterprise_linux:python2-libs, p-cpe:/a:redhat:enterprise_linux:python2-setuptools, p-cpe:/a:redhat:enterprise_linux:python-pytest-mock, p-cpe:/a:redhat:enterprise_linux:python-jinja2, p-cpe:/a:redhat:enterprise_linux:python2-mock

必需的 KB 项: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

可利用: true

易利用性: Exploits are available

补丁发布日期: 2021/5/18

漏洞发布日期: 2020/7/30

参考资料信息

CVE: CVE-2020-26116, CVE-2020-26137, CVE-2020-27783, CVE-2021-3177

CWE: 113, 120, 79

IAVA: 2020-A-0340-S, 2021-A-0052-S

RHSA: 2021:1761