Vulnerabilities > CVE-2001-1380 - Unspecified vulnerability in Openbsd Openssh

#
# (C) Tenable Network Security, Inc.
#

# Ref:
# From: Damien Miller <[email protected]>
# To: [email protected]
# Subject: Multiple PAM vulnerabilities in portable OpenSSH
# also covers CVE-2001-1380


include("compat.inc");

if (description)
{
 script_id(11848);
 script_version ("1.27");
 script_cvs_date("Date: 2018/07/16 14:09:13");

 script_cve_id("CVE-2003-0786", "CVE-2003-0787");
 script_bugtraq_id(8677);
 script_xref(name:"CERT", value:"602204");
 
 script_name(english:"OpenSSH < 3.7.1p2 Multiple Remote Vulnerabilities");
 script_summary(english:"Checks for the remote SSH version");
 
 script_set_attribute(attribute:"synopsis", value:
"The remote host has an application which may allow an 
attacker to login potentially as root without password." );
 script_set_attribute(attribute:"description", value:
"According to its banner, the remote host appears to be
running OpenSSH 3.7p1 or 3.7.1p1. These versions are 
vulnerable to a flaw in the way they handle PAM 
authentication when PrivilegeSeparation is disabled.

Successful exploitation of this issue may allow an 
attacker to gain a shell on the remote host using a
null password." );
 script_set_attribute(attribute:"solution", value:
"Upgrade to OpenSSH 3.7.1p2 or disable PAM support in sshd_config" );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/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:"exploit_framework_core", value:"true");

 script_set_attribute(attribute:"plugin_publication_date", value: "2003/09/23");
 script_set_attribute(attribute:"vuln_publication_date", value: "2003/09/23");
 script_set_attribute(attribute:"plugin_type", value:"remote");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:openbsd:openssh");
 script_end_attributes();

 script_category(ACT_GATHER_INFO);
 script_copyright(english:"This script is Copyright (C) 2003-2018 Tenable Network Security, Inc.");
 script_family(english:"Gain a shell remotely");
 script_dependencie("ssh_detect.nasl", "os_fingerprint.nasl");
 script_require_ports("Services/ssh", 22);
 exit(0);
}

include("backport.inc");
include("global_settings.inc");
include("misc_func.inc");

# Windows not affected.
os = get_kb_item("Host/OS");
if (! get_kb_item("Settings/PCI_DSS") && !isnull(os))
{
  if ("Linux" >!< os && "SCO" >!< os) exit(0);
}

# Ensure the port is open.
port = get_service(svc:"ssh", exit_on_fail:TRUE);

# Get banner for service.
banner = get_kb_item_or_exit("SSH/banner/"+port);

bp_banner = tolower(get_backport_banner(banner:banner));
if ("openssh" >!< bp_banner) exit(0, "The SSH service on port "+port+" is not OpenSSH.");
if (backported) exit(1, "The banner from the OpenSSH server on port "+port+" indicates patches may have been backported.");

if (ereg(pattern:"openssh[-_]3\.7(\.1)?p1", string:bp_banner))
  security_hole(port);

#%NASL_MIN_LEVEL 80502

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Mandrake Linux Security Advisory MDKSA-2001:081. 
# The text itself is copyright (C) Mandriva S.A.
#

include("compat.inc");

if (description)
{
  script_id(13894);
  script_version ("1.18");
  script_cvs_date("Date: 2019/08/02 13:32:46");

  script_cve_id("CVE-2001-1380");
  script_xref(name:"MDKSA", value:"2001:081");

  script_name(english:"Mandrake Linux Security Advisory : openssh (MDKSA-2001:081)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Mandrake Linux host is missing one or more security
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"In some circumstances, the sshd server may not honor the 'from='
option that can be associated with a key in a user's
~/.ssh/authorized_keys2 file if multiple keys are listed. This could
allow key-based logins from hosts which should not be allowed access."
  );
  # https://www.securityfocus.com/archive?id=1&mid=216702&start=2001-09-24&end=2001-09-30
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?6f89498b"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:openssh");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:openssh-askpass");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:openssh-askpass-gnome");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:openssh-clients");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:openssh-server");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandrakesoft:mandrake_linux:7.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandrakesoft:mandrake_linux:7.2");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandrakesoft:mandrake_linux:8.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandrakesoft:mandrake_linux:8.1");

  script_set_attribute(attribute:"patch_publication_date", value:"2001/10/16");
  script_set_attribute(attribute:"plugin_publication_date", value:"2004/07/31");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2004-2019 Tenable Network Security, Inc.");
  script_family(english:"Mandriva Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);


flag = 0;
if (rpm_check(release:"MDK7.1", cpu:"i386", reference:"openssh-2.9.9p2-2.4mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.1", cpu:"i386", reference:"openssh-askpass-2.9.9p2-2.4mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.1", cpu:"i386", reference:"openssh-askpass-gnome-2.9.9p2-2.4mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.1", cpu:"i386", reference:"openssh-clients-2.9.9p2-2.4mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.1", cpu:"i386", reference:"openssh-server-2.9.9p2-2.4mdk", yank:"mdk")) flag++;

if (rpm_check(release:"MDK7.2", cpu:"i386", reference:"openssh-2.9.9p2-2.3mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.2", cpu:"i386", reference:"openssh-askpass-2.9.9p2-2.3mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.2", cpu:"i386", reference:"openssh-askpass-gnome-2.9.9p2-2.3mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.2", cpu:"i386", reference:"openssh-clients-2.9.9p2-2.3mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK7.2", cpu:"i386", reference:"openssh-server-2.9.9p2-2.3mdk", yank:"mdk")) flag++;

if (rpm_check(release:"MDK8.0", cpu:"i386", reference:"openssh-2.9.9p2-2.2mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.0", cpu:"i386", reference:"openssh-askpass-2.9.9p2-2.2mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.0", cpu:"i386", reference:"openssh-askpass-gnome-2.9.9p2-2.2mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.0", cpu:"i386", reference:"openssh-clients-2.9.9p2-2.2mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.0", cpu:"i386", reference:"openssh-server-2.9.9p2-2.2mdk", yank:"mdk")) flag++;

if (rpm_check(release:"MDK8.1", cpu:"i386", reference:"openssh-2.9.9p2-2.1mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.1", cpu:"i386", reference:"openssh-askpass-2.9.9p2-2.1mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.1", cpu:"i386", reference:"openssh-askpass-gnome-2.9.9p2-2.1mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.1", cpu:"i386", reference:"openssh-clients-2.9.9p2-2.1mdk", yank:"mdk")) flag++;
if (rpm_check(release:"MDK8.1", cpu:"i386", reference:"openssh-server-2.9.9p2-2.1mdk", yank:"mdk")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");

#
# (C) Tenable Network Security, Inc.
#


include("compat.inc");


if (description)
{
  script_id(55992);
  script_version("1.17");
  script_cvs_date("Date: 2018/07/31 17:27:54");

  script_cve_id(
    "CVE-2000-0525",
    "CVE-2000-1169",
    "CVE-2001-0361",
    "CVE-2001-0529",
    "CVE-2001-0572",
    "CVE-2001-0816",
    "CVE-2001-0872",
    "CVE-2001-1380",
    "CVE-2001-1382",
    "CVE-2001-1459",
    "CVE-2001-1507",
    "CVE-2001-1585",
    "CVE-2002-0083",
    "CVE-2002-0575",
    "CVE-2002-0639",
    "CVE-2002-0640",
    "CVE-2002-0765",
    "CVE-2003-0190",
    "CVE-2003-0386",
    "CVE-2003-0682",
    "CVE-2003-0693",
    "CVE-2003-0695",
    "CVE-2003-0786",
    "CVE-2003-0787",
    "CVE-2003-1562",
    "CVE-2004-0175",
    "CVE-2004-1653",
    "CVE-2004-2069",
    "CVE-2004-2760",
    "CVE-2005-2666",
    "CVE-2005-2797",
    "CVE-2005-2798",
    "CVE-2006-0225",
    "CVE-2006-4924",
    "CVE-2006-4925",
    "CVE-2006-5051",
    "CVE-2006-5052",
    "CVE-2006-5229",
    "CVE-2006-5794",
    "CVE-2007-2243",
    "CVE-2007-2768",
    "CVE-2007-3102",
    "CVE-2007-4752",
    "CVE-2008-1483",
    "CVE-2008-1657",
    "CVE-2008-3259",
    "CVE-2008-4109",
    "CVE-2008-5161"
  );
  script_bugtraq_id(32319);
  script_xref(name:"CERT", value:"958563");

  script_name(english:"SunSSH < 1.1.1 / 1.3 CBC Plaintext Disclosure");
  script_summary(english:"Checks SSH banner");

  script_set_attribute(
    attribute:"synopsis",
    value:
"The SSH service running on the remote host has an information
disclosure vulnerability."
  );
  script_set_attribute(
    attribute:"description",
    value:
"The version of SunSSH running on the remote host has an information
disclosure vulnerability.  A design flaw in the SSH specification
could allow a man-in-the-middle attacker to recover up to 32 bits of
plaintext from an SSH-protected connection in the standard
configuration.  An attacker could exploit this to gain access to
sensitive information.

Note that this version of SunSSH is also prone to several additional
issues but Nessus did not test for them." );

  # http://web.archive.org/web/20090523091544/http://www.cpni.gov.uk/docs/vulnerability_advisory_ssh.txt
  script_set_attribute(attribute:"see_also",value:"http://www.nessus.org/u?4984aeb9");
  # http://hub.opensolaris.org/bin/view/Community+Group+security/SSH#HHistoryofSunSSH
  script_set_attribute(attribute:"see_also",value:"http://www.nessus.org/u?b679208a");
  script_set_attribute(attribute:"see_also",value:"http://blogs.oracle.com/janp/entry/on_sunssh_versioning");
  script_set_attribute(
    attribute:"solution",
    value:"Upgrade to SunSSH 1.1.1 / 1.3 or later"
  );
  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:F/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:"exploit_framework_core", value:"true");
  script_cwe_id(16, 20, 22, 189, 200, 255, 264, 287, 310, 362, 399);
  script_set_attribute(attribute:"vuln_publication_date",value:"2008/11/17");
  script_set_attribute(attribute:"patch_publication_date",value:"2008/12/11");
  script_set_attribute(attribute:"plugin_publication_date",value:"2011/08/29");
  script_set_attribute(attribute:"plugin_type",value:"remote");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2011-2018 Tenable Network Security, Inc.");

  script_dependencies("ssh_detect.nasl");
  script_require_ports("Services/ssh");

  exit(0);
}

include("global_settings.inc");
include("misc_func.inc");

# Ensure the port is open.
port = get_service(svc:"ssh", default:22, exit_on_fail:TRUE);

# Get banner for service.
banner = get_kb_item_or_exit("SSH/banner/" + port);

# Check that we're using SunSSH.
if ('sun_ssh' >!< tolower(banner))
  exit(0, "The SSH service on port " + port + " is not SunSSH.");

# Check the version in the banner.
match = eregmatch(string:banner, pattern:"sun_ssh[-_]([0-9.]+)$", icase:TRUE);
if (isnull(match))
  exit(1, "Could not parse the version string from the banner on port " + port + ".");
else
  version = match[1];

# the Oracle (Sun) blog above explains how the versioning works. we could
# probably explicitly check for each vulnerable version if it came down to it
if (
  ver_compare(ver:version, fix:'1.1.1', strict:FALSE) == -1 ||
  version == '1.2'
)
{
  if (report_verbosity > 0)
  {
    report =
      '\n  Version source    : ' + banner +
      '\n  Installed version : ' + version +
      '\n  Fixed version     : 1.1.1 / 1.3\n';
    security_hole(port:port, extra:report);
  }
  else security_hole(port);
}
else exit(0, "The SunSSH server on port "+port+" is not affected as it's version "+version+".");

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(10771);
  script_version ("1.30");
  script_cvs_date("Date: 2018/11/15 20:50:23");

  script_cve_id("CVE-2001-0816", "CVE-2001-1380");
  script_bugtraq_id(3345, 3369);
  script_xref(name:"CERT", value:"905795");

  script_name(english:"OpenSSH 2.5.x - 2.9 Multiple Vulnerabilities");
  script_summary(english:"Checks the version reported in the SSH banner.");

  script_set_attribute(attribute:"synopsis", value:
"The remote version of OpenSSH contains multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"According to its banner, the remote host appears to be running
OpenSSH version between 2.5.x and 2.9.  Such versions reportedly
contain multiple vulnerabilities :

  - sftp-server does not respect the 'command=' argument of
    keys in the authorized_keys2 file. (CVE-2001-0816)

  - sshd does not properly handle the 'from=' argument of 
    keys in the authorized_keys2 file. If a key of one type 
    (e.g. RSA) is followed by a key of another type (e.g. 
    DSA) then the options for the latter will be applied to
    the former, including 'from=' restrictions. This problem
    allows users to circumvent the system policy and login
    from disallowed source IP addresses. (CVE-2001-1380)");

  script_set_attribute(attribute:"see_also", value:"http://www.openbsd.org/advisories/ssh_option.txt");
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?759da6a7");
  script_set_attribute(attribute:"see_also", value:"http://www.openssh.com/txt/release-2.9.9");

  script_set_attribute(attribute:"solution", value:"Upgrade to OpenSSH 2.9.9" );
 script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
 script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
 script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2001/09/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2001/09/26");
  script_set_attribute(attribute:"plugin_publication_date", value:"2001/09/28");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:openbsd:openssh");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2001-2018 Tenable Network Security, Inc.");

  script_dependencies("ssh_detect.nasl");
  script_require_ports("Services/ssh");

  exit(0);
}

include("backport.inc");
include("global_settings.inc");
include("misc_func.inc");

port = get_service(svc:"ssh", exit_on_fail:TRUE);

banner = get_kb_item_or_exit("SSH/banner/"+port);
bp_banner = tolower(get_backport_banner(banner:banner));
if ("openssh" >!< bp_banner) exit(0, "The SSH service on port "+port+" is not OpenSSH.");
if (backported) exit(1, "The banner from the OpenSSH server on port "+port+" indicates patches may have been backported.");

# Check the version in the backported banner.
match = eregmatch(string:bp_banner, pattern:"openssh[-_]([0-9][-._0-9a-z]+)");
if (isnull(match)) exit(1, "Could not parse the version string in the banner from port "+port+".");
version = match[1];

# Pull out numeric portion of version.
matches = eregmatch(string:version, pattern:'^([0-9.]+)');
if (isnull(matches)) # this should never happen due to the previous eregmatch() call, but let's code defensively anyway
  exit(1, 'Failed to parse the version (' + version + ') of the service listening on port '+port+'.');

if (
  ver_compare(ver:matches[1], fix:"2.5", strict:FALSE) < 0 ||
  ver_compare(ver:matches[1], fix:"2.9.9", strict:FALSE) >= 0
) exit(0, "The OpenSSH server on port "+port+" is not affected as it's version "+version+".");

if (report_verbosity > 0)
{
  report =
    '\n  Version source    : ' + banner +
    '\n  Installed version : ' + version +
    '\n  Fixed version     : 2.9.9' +
    '\n';
  security_hole(port:port, extra:report);
}
else security_hole(port);