CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
91.4%
There is a bug in some versions of Qpopper which allows a remote user to become root using a buffer overflow.
#
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(10196);
script_version("1.33");
script_cvs_date("Date: 2018/07/25 18:58:04");
script_cve_id("CVE-1999-0006");
script_bugtraq_id(133);
script_name(english:"Qpopper PASS Command Remote Overflow");
script_summary(english:"Qpopper buffer overflow");
script_set_attribute(attribute:"synopsis", value:"Arbitrary code may be run on the remote server.");
script_set_attribute(attribute:"description", value:
"There is a bug in some versions of Qpopper which allows a remote user
to become root using a buffer overflow.");
script_set_attribute(attribute:"solution", value:"Upgrade to the latest version of Qpopper.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"1998/06/28");
script_set_attribute(attribute:"plugin_publication_date", value:"1999/06/22");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_end_attributes();
script_category(ACT_MIXED_ATTACK); # mixed
script_copyright(english:"This script is Copyright (C) 1999-2018 Tenable Network Security, Inc.");
script_family(english:"Misc.");
script_dependencie("popserver_detect.nasl");
script_require_ports("Services/pop3", 110);
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
port = get_service(svc:"pop3", default: 110, exit_on_fail: 1);
if (safe_checks())
{
banner = get_kb_item("pop3/banner/"+port);
if (! banner && thorough_tests)
{
soc = open_sock_tcp(port);
if(!soc)exit(0);
banner = recv_line(socket:soc, length:4096);
if("QPOP" >< banner)
{
if(ereg(pattern:".*version (1\..*)|(2\.[0-4])\).*",
string:banner))
{
security_hole(port:port);
}
}
}
exit(0);
}
if (report_paranoia < 2) audit(AUDIT_PARANOID);
soc = open_sock_tcp(port);
if(!soc)exit(0);
buf = recv_line(socket:soc, length:4095);
if(!strlen(buf)){
set_kb_item(name:"pop3/"+port+"/false_pop3", value:TRUE);
close(soc);
exit(0);
}
if ( "QPOP" >!< buf )
{
close(soc);
exit(0);
}
command = strcat(crap(4095), '\r\n', buf);
send(socket:soc, data:command);
buf2 = recv_line(socket:soc, length:5000);
buf3 = recv_line(socket:soc, length:4095);
send(socket:soc, data: 'QUIT\r\n');
r = recv(socket:soc, length:4096);
len = strlen(r);
if(!len)
{
security_hole(port);
}
close(soc);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
91.4%