安全公告/【CVE-2021-44224】

基本信息

漏洞描述

A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).

漏洞判定

执行命令apt policy PackageName获取软件包版本号，版本小于修复版本，则受此漏洞影响，版本大于等于修复版本，则此漏洞已修复

修复方式

sudo apt update && sudo apt dist-upgrade

参考

https://security-tracker.debian.org/tracker/CVE-2021-44224 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44224 https://nvd.nist.gov/vuln/detail/CVE-2021-44224