高危 Apache HTTP Server mod_proxy 模块 SSRF漏洞

CVE编号

CVE-2021-40438

利用情况

暂无

补丁情况

官方补丁

披露时间

2021-09-17
漏洞描述
Apache HTTP Server是美国阿帕奇(Apache)基金会的一款开源网页服务器。该服务器具有快速、可靠且可通过简单的API进行扩充的特点。
Apache HTTP Server mod_proxy 模块存在SSRF漏洞,远程攻击者可通过发送精心构造的 uri-path 导致 mod_proxy 将请求转发到攻击者所选择的源服务器。
解决建议
目前厂商已发布新版本以修复漏洞,具体参考官方链接:
https://httpd.apache.org/security/vulnerabilities_24.html
参考链接
https://access.redhat.com/security/cve/cve-2021-40438
https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf
https://httpd.apache.org/security/vulnerabilities_24.html
https://lists.apache.org/thread.html/r210807d0bb55f4aa6fbe1512be6bcc4dacd64e8...
https://lists.apache.org/thread.html/r210807d0bb55f4aa6fbe1512be6bcc4dacd64e8...
https://lists.apache.org/thread.html/r2eb200ac1340f69aa22af61ab34780c531d1104...
https://lists.apache.org/thread.html/r2eb200ac1340f69aa22af61ab34780c531d1104...
https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34...
https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce...
https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b...
https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd...
https://lists.apache.org/thread.html/rf6954e60b1c8e480678ce3d02f61b8a78899778...
https://lists.apache.org/thread.html/rf6954e60b1c8e480678ce3d02f61b8a78899778...
https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://security.gentoo.org/glsa/202208-20
https://security.netapp.com/advisory/ntap-20211008-0004/
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...
https://vigilance.fr/vulnerability/Apache-HTTP-Server-four-vulnerabilities-36444
https://www.debian.org/security/2021/dsa-4982
https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.tenable.com/security/tns-2021-17
受影响软件情况
# 类型 厂商 产品 版本 影响面
1
运行在以下环境
应用 apache http_server * Up to
(including)
2.4.48
运行在以下环境
系统 alibaba_cloud_linux_2.1903 httpd * Up to
(excluding)
2.4.6-97.1.al7.1
运行在以下环境
系统 alibaba_cloud_linux_3 httpd * Up to
(excluding)
2.4.37-39.1.al8.1
运行在以下环境
系统 alpine_3.11 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.12 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.13 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.14 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.15 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.16 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.17 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.18 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 alpine_3.19 apache2 * Up to
(excluding)
2.4.49-r0
运行在以下环境
系统 amazon_2 httpd * Up to
(excluding)
2.4.51-1.amzn2
运行在以下环境
系统 amazon_AMI httpd24 * Up to
(excluding)
2.4.51-1.94.amzn1
运行在以下环境
系统 centos_7 httpd * Up to
(excluding)
2.4.6-97.el7.centos.1
运行在以下环境
系统 debian_10 apache2 * Up to
(excluding)
2.4.38-3+deb10u6
运行在以下环境
系统 debian_11 apache2 * Up to
(excluding)
2.4.51-1~deb11u1
运行在以下环境
系统 debian_12 apache2 * Up to
(excluding)
2.4.49-1
运行在以下环境
系统 debian_9 apache2 * Up to
(excluding)
2.4.25-3+deb9u11
运行在以下环境
系统 fedoraproject fedora 34 -
运行在以下环境
系统 fedoraproject fedora 35 -
运行在以下环境
系统 fedora_34 httpd * Up to
(excluding)
2.4.49-1.fc34
运行在以下环境
系统 fedora_35 httpd * Up to
(excluding)
2.4.49-1.fc35
运行在以下环境
系统 kylinos_aarch64_V10SP1 httpd * Up to
(excluding)
2.4.43-8.p01.ky10
运行在以下环境
系统 kylinos_aarch64_V10SP2 httpd * Up to
(excluding)
2.4.43-9.p01.ky10
运行在以下环境
系统 kylinos_x86_64_V10SP1 httpd * Up to
(excluding)
2.4.43-8.p01.ky10
运行在以下环境
系统 kylinos_x86_64_V10SP2 httpd * Up to
(excluding)
2.4.43-9.p01.ky10
运行在以下环境
系统 opensuse_Leap_15.2 apache2 * Up to
(excluding)
2.4.43-lp152.2.21.1
运行在以下环境
系统 opensuse_Leap_15.3 apache2 * Up to
(excluding)
2.4.43-3.32.1
运行在以下环境
系统 oracle_7 httpd * Up to
(excluding)
2.4.6-97.0.1.el7_9.1
运行在以下环境
系统 redhat_7 httpd * Up to
(excluding)
2.4.6-97.el7_9.1
运行在以下环境
系统 suse_12_SP5 apache2 * Up to
(excluding)
2.4.23-29.80.1
运行在以下环境
系统 ubuntu_18.04 apache2 * Up to
(excluding)
2.4.29-1ubuntu4.18
运行在以下环境
系统 ubuntu_20.04 apache2 * Up to
(excluding)
2.4.41-4ubuntu3.6
运行在以下环境
系统 ubuntu_21.04 apache2 * Up to
(excluding)
2.4.46-4ubuntu1.3
运行在以下环境
系统 ubuntu_21.10 apache2 * Up to
(excluding)
2.4.48-3.1ubuntu2
运行在以下环境
系统 ubuntu_22.04 apache2 * Up to
(excluding)
2.4.48-3.1ubuntu2
阿里云评分
7.2
  • 攻击路径
    远程
  • 攻击复杂度
    复杂
  • 权限要求
    无需权限
  • 影响范围
    有限影响
  • EXP成熟度
    未验证
  • 补丁情况
    官方补丁
  • 数据保密性
    无影响
  • 数据完整性
    无影响
  • 服务器危害
    无影响
  • 全网数量
    N/A
CWE-ID 漏洞类型
CWE-918 服务端请求伪造(SSRF)
阿里云安全产品覆盖情况