RHEL 7 / 8：Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP11 (RHSA-2022: 1389)
critical Nessus 插件 ID 160030
语言：
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 主机上安装的多个程序包受到 RHSA-2022: 1389 公告中提及的一个漏洞影响。- libxml2：entities.c 的 xmlEncodeEntitiesInternal() 中存在释放后使用 (CVE-2021-3516)
- libxml2：entities.c 的 xmlEncodeEntitiesInternal() 中存在基于堆的缓冲区溢出 (CVE-2021-3517)
- libxml2：xinclude.c 的 xmlXIncludeDoProcess() 中存在释放后使用 (CVE-2021-3518)
- libxml2：在对恢复模式中解析的混合内容进行后验证时，存在空指针取消引用 (CVE-2021-3537)
- libxml2：指数实体扩展攻击绕过所有现有保护机制 (CVE-2021-3541)
- openssl：解析证书时可访问 BN_mod_sqrt() 中的无限循环 (CVE-2022-0778)
- httpd：丢弃请求正文期间遇到的错误会导致 HTTP 请求走私 (CVE-2022-22720)
- libxml2：ID 和 IDREF 属性的释放后使用漏洞 (CVE-2022-23308)
请注意，Nessus 尚未测试这些问题，而是只依靠应用程序自我报告的版本号来判断。
解决方案
更新受影响的程序包。另见
https://access.redhat.com/security/cve/CVE-2021-3516
https://access.redhat.com/security/cve/CVE-2021-3517
https://access.redhat.com/security/cve/CVE-2021-3518
https://access.redhat.com/security/cve/CVE-2021-3537
https://access.redhat.com/security/cve/CVE-2021-3541
https://access.redhat.com/security/cve/CVE-2022-0778
https://access.redhat.com/security/cve/CVE-2022-22720
https://access.redhat.com/security/cve/CVE-2022-23308
https://access.redhat.com/errata/RHSA-2022:1389
https://bugzilla.redhat.com/1950515
https://bugzilla.redhat.com/1954225
https://bugzilla.redhat.com/1954232
https://bugzilla.redhat.com/1954242
https://bugzilla.redhat.com/1956522
https://bugzilla.redhat.com/2056913
插件详情
严重性: Critical
ID: 160030
文件名: redhat-RHSA-2022-1389.nasl
版本: 1.11
类型: local
代理: unix
发布时间: 2022/4/21
最近更新时间: 2023/11/1
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-2022-22720
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: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, 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, 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: 2022/4/20
漏洞发布日期: 2021/5/14
参考资料信息
CVE: CVE-2021-3516, CVE-2021-3517, CVE-2021-3518, CVE-2021-3537, CVE-2021-3541, CVE-2022-0778, CVE-2022-22720, CVE-2022-23308