RHEL 7 / 8:Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP10 (RHSA-2021: 4614)

critical Nessus 插件 ID 155223

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 7 / 8 主机上安装的程序包受到 RHSA-2021: 4614 公告中提及的多个漏洞影响。

- httpd:非升级连接的 mod_proxy_wstunnel 隧道 (CVE-2019-17567)

- pcre:当 UTF 被禁用且 \X 或 \R 已修复大于 1 的限定符时,JIT 中发生缓冲区过度读取 (CVE-2019-20838)

- httpd:mod_proxy 空指针取消引用缺陷 (CVE-2020-13950)

- pcre:解析标注数值参数时发生整数溢出 (CVE-2020-14155)

- httpd:mod_auth_digest 中的单零字节堆栈溢出问题 (CVE-2020-35452)

- openssl:CipherUpdate 中存在整数溢出问题 (CVE-2021-23840)

- openssl:X509_issuer_and_serial_hash() 中存在空指针取消引用问题 (CVE-2021-23841)

- httpd:mod_session:解析 Cookie 标头时发生空指针取消引用 (CVE-2021-26690)

- httpd:mod_session:通过构建的 SessionHeader 值造成堆溢出 (CVE-2021-26691)

- httpd:- 在 MergeSlashes OFF 情况下发生非预期的 URL 匹配 (CVE-2021-30641)

- httpd:通过畸形请求造成的空指针取消引用 (CVE-2021-34798)

- Red Hat JBCS:带 /..;/ 的 URL 规范化问题会导致信息泄露 (CVE-2021-3688)

- openssl:处理 ASN.1 字符串时发生读取缓冲区溢出 (CVE-2021-3712)

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

https://access.redhat.com/security/cve/CVE-2019-17567

https://access.redhat.com/security/cve/CVE-2019-20838

https://access.redhat.com/security/cve/CVE-2020-13950

https://access.redhat.com/security/cve/CVE-2020-14155

https://access.redhat.com/security/cve/CVE-2020-35452

https://access.redhat.com/security/cve/CVE-2021-3688

https://access.redhat.com/security/cve/CVE-2021-3712

https://access.redhat.com/security/cve/CVE-2021-23840

https://access.redhat.com/security/cve/CVE-2021-23841

https://access.redhat.com/security/cve/CVE-2021-26690

https://access.redhat.com/security/cve/CVE-2021-26691

https://access.redhat.com/security/cve/CVE-2021-30641

https://access.redhat.com/security/cve/CVE-2021-34798

https://access.redhat.com/errata/RHSA-2021:4614

https://bugzilla.redhat.com/1848436

https://bugzilla.redhat.com/1848444

https://bugzilla.redhat.com/1930310

https://bugzilla.redhat.com/1930324

https://bugzilla.redhat.com/1966724

https://bugzilla.redhat.com/1966729

https://bugzilla.redhat.com/1966732

https://bugzilla.redhat.com/1966738

https://bugzilla.redhat.com/1966740

https://bugzilla.redhat.com/1966743

https://bugzilla.redhat.com/1990252

https://bugzilla.redhat.com/1995634

https://bugzilla.redhat.com/2005128

插件详情

严重性: Critical

ID: 155223

文件名: redhat-RHSA-2021-4614.nasl

版本: 1.9

类型: local

代理: unix

发布时间: 2021/11/11

最近更新时间: 2023/11/24

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

风险信息

VPR

风险因素: Medium

分数: 6.7

CVSS v2

风险因素: High

基本分数: 7.5

时间分数: 6.2

矢量: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 分数来源: CVE-2021-26691

CVSS v3

风险因素: Critical

基本分数: 9.8

时间分数: 9.1

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:F/RL:O/RC:C

漏洞信息

CPE: p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-ldap, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-mysql, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-nss, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-odbc, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-openssl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-pgsql, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr-util-sqlite, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-curl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-httpd, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-httpd-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-httpd-manual, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-httpd-selinux, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-httpd-tools, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-libcurl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-libcurl-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_cluster-native, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_http2, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_jk-ap24, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_jk-manual, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_ldap, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_md, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_proxy_html, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_security, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_session, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-mod_ssl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-nghttp2, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-nghttp2-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-chil, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-apr, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-devel, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-libs, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-perl, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-pkcs11, p-cpe:/a:redhat:enterprise_linux:jbcs-httpd24-openssl-static

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: 2021/11/10

漏洞发布日期: 2020/6/15

参考资料信息

CVE: CVE-2019-17567, CVE-2019-20838, CVE-2020-13950, CVE-2020-14155, CVE-2020-35452, CVE-2021-23840, CVE-2021-23841, CVE-2021-26690, CVE-2021-26691, CVE-2021-30641, CVE-2021-3712

CWE: 119, 125, 190, 20, 200, 287, 476

IAVA: 2021-A-0058, 2021-A-0103-S, 2021-A-0193-S, 2021-A-0195, 2021-A-0259-S, 2021-A-0395-S, 2021-A-0480, 2021-A-0482, 2021-A-0487-S

RHSA: 2021:4614