RHEL 8:python27: 2.7 (RHSA-2023: 5992)

medium Nessus 插件 ID 183995

简介

远程 Red Hat 主机缺少 python27: 2.7 的安全更新。

描述

远程 Redhat Enterprise Linux 8 主机上安装的程序包受到 RHSA-2023: 5992 公告中提及的漏洞影响。

- 在 3.8.18 版之前的 Python、3.9.18 版之前的 Python 3.9.x、3.10.13 版之前的 Python 3.10.x 以及 3.11.5 版之前的 Python 3.11.x 中发现一个问题。这个问题主要影响使用 TLS 客户端身份验证的服务器(如 HTTP 服务器)。如果已经创建了 TLS 服务器端套接字,则请将数据接收到套接字缓存区中,然后迅速关闭,接着您便会看到短暂出现的窗口,在此期间,SSLSocket 实例会将套接字检测为“未连接”,而且不会初始化握手,缓冲的数据仍可从套接字缓存区读取。如果服务器端 TLS 对等机预期将进行客户端证书认证,此数据就无需接受认证,此外,服务器端 TLS 对等机也无法将其与有效的 TLS 流数据区分开来。数据的大小受到缓冲区适合数量的限制。(TLS 连接无法直接用于数据泄露,因为易受攻击的代码路径要求在 SSLSocket 初始化期间关闭连接。)(CVE-2023-40217)

请注意,Nessus 尚未测试此问题,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 RHEL python27: 2.7 程序包,依据 RHSA-2023: 5992 中的指南。

另见

http://www.nessus.org/u?0a670b1c

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

https://bugzilla.redhat.com/show_bug.cgi?id=2235789

https://access.redhat.com/errata/RHSA-2023:5992

插件详情

严重性: Medium

ID: 183995

文件名: redhat-RHSA-2023-5992.nasl

版本: 1.2

类型: local

代理: unix

发布时间: 2023/10/28

最近更新时间: 2024/4/28

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

风险信息

VPR

风险因素: Low

分数: 1.4

CVSS v2

风险因素: Medium

基本分数: 5

时间分数: 3.7

矢量: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS 分数来源: CVE-2023-40217

CVSS v3

风险因素: Medium

基本分数: 5.3

时间分数: 4.6

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

时间矢量: CVSS:3.0/E:U/RL:O/RC:C

漏洞信息

CPE: cpe:/o:redhat:rhel_aus:8.4, p-cpe:/a:redhat:enterprise_linux:python-idna, p-cpe:/a:redhat:enterprise_linux:python-ipaddress, p-cpe:/a:redhat:enterprise_linux:python-jinja2, p-cpe:/a:redhat:enterprise_linux:python-lxml, p-cpe:/a:redhat:enterprise_linux:python-markupsafe, p-cpe:/a:redhat:enterprise_linux:python-mock, p-cpe:/a:redhat:enterprise_linux:python-nose, p-cpe:/a:redhat:enterprise_linux:python-nose-docs, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:cython, p-cpe:/a:redhat:enterprise_linux:pyyaml, p-cpe:/a:redhat:enterprise_linux:babel, p-cpe:/a:redhat:enterprise_linux:numpy, p-cpe:/a:redhat:enterprise_linux:pytest, p-cpe:/a:redhat:enterprise_linux:python-pymysql, p-cpe:/a:redhat:enterprise_linux:python-attrs, p-cpe:/a:redhat:enterprise_linux:python-backports, p-cpe:/a:redhat:enterprise_linux:python-backports-ssl_match_hostname, p-cpe:/a:redhat:enterprise_linux:python-chardet, p-cpe:/a:redhat:enterprise_linux:python-coverage, p-cpe:/a:redhat:enterprise_linux:python-dns, p-cpe:/a:redhat:enterprise_linux:python-docs, p-cpe:/a:redhat:enterprise_linux:python-docutils, p-cpe:/a:redhat:enterprise_linux:python-funcsigs, p-cpe:/a:redhat:enterprise_linux:python-pluggy, p-cpe:/a:redhat:enterprise_linux:python-psycopg2, p-cpe:/a:redhat:enterprise_linux:python-psycopg2-doc, p-cpe:/a:redhat:enterprise_linux:python-py, p-cpe:/a:redhat:enterprise_linux:python-pygments, p-cpe:/a:redhat:enterprise_linux:python-pymongo, p-cpe:/a:redhat:enterprise_linux:python-pysocks, p-cpe:/a:redhat:enterprise_linux:python-pytest-mock, p-cpe:/a:redhat:enterprise_linux:python-requests, p-cpe:/a:redhat:enterprise_linux:python-setuptools_scm, p-cpe:/a:redhat:enterprise_linux:python-sqlalchemy, p-cpe:/a:redhat:enterprise_linux:python-sqlalchemy-doc, p-cpe:/a:redhat:enterprise_linux:python-urllib3, p-cpe:/a:redhat:enterprise_linux:python-virtualenv, p-cpe:/a:redhat:enterprise_linux:python-wheel, p-cpe:/a:redhat:enterprise_linux:python2, p-cpe:/a:redhat:enterprise_linux:python2-cython, p-cpe:/a:redhat:enterprise_linux:python2-pymysql, p-cpe:/a:redhat:enterprise_linux:python2-attrs, p-cpe:/a:redhat:enterprise_linux:python2-babel, p-cpe:/a:redhat:enterprise_linux:python2-backports, p-cpe:/a:redhat:enterprise_linux:python2-backports-ssl_match_hostname, p-cpe:/a:redhat:enterprise_linux:python2-bson, p-cpe:/a:redhat:enterprise_linux:python2-chardet, p-cpe:/a:redhat:enterprise_linux:python2-coverage, p-cpe:/a:redhat:enterprise_linux:python2-debug, p-cpe:/a:redhat:enterprise_linux:python2-devel, p-cpe:/a:redhat:enterprise_linux:python2-dns, p-cpe:/a:redhat:enterprise_linux:python2-docs, p-cpe:/a:redhat:enterprise_linux:python2-docs-info, p-cpe:/a:redhat:enterprise_linux:python2-docutils, p-cpe:/a:redhat:enterprise_linux:python2-funcsigs, p-cpe:/a:redhat:enterprise_linux:python2-idna, p-cpe:/a:redhat:enterprise_linux:python2-ipaddress, p-cpe:/a:redhat:enterprise_linux:python2-jinja2, p-cpe:/a:redhat:enterprise_linux:python2-libs, p-cpe:/a:redhat:enterprise_linux:python2-lxml, p-cpe:/a:redhat:enterprise_linux:python2-markupsafe, p-cpe:/a:redhat:enterprise_linux:python2-mock, p-cpe:/a:redhat:enterprise_linux:python2-nose, p-cpe:/a:redhat:enterprise_linux:python2-numpy, p-cpe:/a:redhat:enterprise_linux:python2-numpy-doc, p-cpe:/a:redhat:enterprise_linux:python2-numpy-f2py, p-cpe:/a:redhat:enterprise_linux:python2-pip, p-cpe:/a:redhat:enterprise_linux:python2-pip-wheel, p-cpe:/a:redhat:enterprise_linux:python2-pluggy, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2-debug, p-cpe:/a:redhat:enterprise_linux:python2-psycopg2-tests, p-cpe:/a:redhat:enterprise_linux:python2-py, p-cpe:/a:redhat:enterprise_linux:python2-pygments, p-cpe:/a:redhat:enterprise_linux:python2-pymongo, p-cpe:/a:redhat:enterprise_linux:python2-pymongo-gridfs, p-cpe:/a:redhat:enterprise_linux:python2-pysocks, p-cpe:/a:redhat:enterprise_linux:python2-pytest, p-cpe:/a:redhat:enterprise_linux:python2-pytest-mock, p-cpe:/a:redhat:enterprise_linux:python2-pytz, p-cpe:/a:redhat:enterprise_linux:python2-pyyaml, p-cpe:/a:redhat:enterprise_linux:python2-requests, p-cpe:/a:redhat:enterprise_linux:python2-rpm-macros, p-cpe:/a:redhat:enterprise_linux:python2-scipy, p-cpe:/a:redhat:enterprise_linux:python2-setuptools, p-cpe:/a:redhat:enterprise_linux:python2-setuptools-wheel, p-cpe:/a:redhat:enterprise_linux:python2-setuptools_scm, p-cpe:/a:redhat:enterprise_linux:python2-six, p-cpe:/a:redhat:enterprise_linux:python2-sqlalchemy, p-cpe:/a:redhat:enterprise_linux:python2-test, p-cpe:/a:redhat:enterprise_linux:python2-tkinter, p-cpe:/a:redhat:enterprise_linux:python2-tools, p-cpe:/a:redhat:enterprise_linux:python2-urllib3, p-cpe:/a:redhat:enterprise_linux:python2-virtualenv, p-cpe:/a:redhat:enterprise_linux:python2-wheel, p-cpe:/a:redhat:enterprise_linux:python2-wheel-wheel, p-cpe:/a:redhat:enterprise_linux:pytz, p-cpe:/a:redhat:enterprise_linux:scipy

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

易利用性: No known exploits are available

补丁发布日期: 2023/10/23

漏洞发布日期: 2023/8/25

参考资料信息

CVE: CVE-2023-40217

CWE: 305

IAVA: 2023-A-0442

RHSA: 2023:5992