Vulnerabilities > CVE-2007-5365 - Improper Restriction of Operations Within the Bounds of A Memory Buffer vulnerability in multiple products

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-1388. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include("compat.inc");

if (description)
{
  script_id(27515);
  script_version("1.23");
  script_cvs_date("Date: 2019/08/02 13:32:20");

  script_cve_id("CVE-2007-5365", "CVE-2008-5010");
  script_xref(name:"DSA", value:"1388");

  script_name(english:"Debian DSA-1388-3 : dhcp - buffer overflow");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The patch used to correct the DHCP server buffer overflow in
DSA-1388-1 was incomplete and did not adequately resolve the problem.
This update to the previous advisory makes updated packages based on a
newer version of the patch available.

For completeness, please find below the original advisory :

It was discovered that dhcp, a DHCP server for automatic IP address
assignment, didn't correctly allocate space for network replies. This
could potentially allow a malicious DHCP client to execute arbitrary
code upon the DHCP server."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=446354"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2007/dsa-1388"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the dhcp packages.

For the stable distribution (etch), this problem has been fixed in
version 2.0pl5-19.5etch2.

Updates to the old stable version (sarge) are pending."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A: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(119);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:dhcp");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:4.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2007/10/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2007/10/19");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2007-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Debian Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("debian_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (deb_check(release:"3.1", prefix:"dhcp", reference:"2.0pl5-19.5etch2")) flag++;
if (deb_check(release:"3.1", prefix:"dhcp-client", reference:"2.0pl5-19.5etch2")) flag++;
if (deb_check(release:"3.1", prefix:"dhcp-relay", reference:"2.0pl5-19.5etch2")) flag++;
if (deb_check(release:"4.0", prefix:"dhcp", reference:"2.0pl5-19.5etch1")) flag++;
if (deb_check(release:"4.0", prefix:"dhcp-client", reference:"2.0pl5-19.5etch1")) flag++;
if (deb_check(release:"4.0", prefix:"dhcp-relay", reference:"2.0pl5-19.5etch1")) flag++;

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

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-531-2. The text 
# itself is copyright (C) Canonical, Inc. See 
# <http://www.ubuntu.com/usn/>. Ubuntu(R) is a registered 
# trademark of Canonical, Inc.
#

include("compat.inc");

if (description)
{
  script_id(28137);
  script_version("1.18");
  script_cvs_date("Date: 2019/08/02 13:33:01");

  script_cve_id("CVE-2007-5365", "CVE-2008-5010");
  script_xref(name:"USN", value:"531-2");

  script_name(english:"Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : dhcp vulnerability (USN-531-2)");
  script_summary(english:"Checks dpkg output for updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Ubuntu host is missing one or more security-related
patches."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"USN-531-1 fixed vulnerabilities in dhcp. The fixes were incomplete,
and only reduced the scope of the vulnerability, without fully solving
it. This update fixes the problem.

Nahuel Riva and Gerardo Richarte discovered that the DHCP server did
not correctly handle certain client options. A remote attacker could
send malicious DHCP replies to the server and execute arbitrary code.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://usn.ubuntu.com/531-2/"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected dhcp, dhcp-client and / or dhcp-relay packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A: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(119);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:dhcp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:dhcp-client");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:dhcp-relay");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:6.06:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:6.10");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:7.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:7.10");

  script_set_attribute(attribute:"patch_publication_date", value:"2007/10/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2007/11/10");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"Ubuntu Security Notice (C) 2007-2019 Canonical, Inc. / NASL script (C) 2018 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Ubuntu Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("ubuntu.inc");
include("misc_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/Ubuntu/release");
if ( isnull(release) ) audit(AUDIT_OS_NOT, "Ubuntu");
release = chomp(release);
if (! ereg(pattern:"^(6\.06|6\.10|7\.04|7\.10)$", string:release)) audit(AUDIT_OS_NOT, "Ubuntu 6.06 / 6.10 / 7.04 / 7.10", "Ubuntu " + release);
if ( ! get_kb_item("Host/Debian/dpkg-l") ) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Ubuntu", cpu);

flag = 0;

if (ubuntu_check(osver:"6.06", pkgname:"dhcp", pkgver:"2.0pl5-19.4ubuntu0.2")) flag++;
if (ubuntu_check(osver:"6.06", pkgname:"dhcp-client", pkgver:"2.0pl5-19.4ubuntu0.2")) flag++;
if (ubuntu_check(osver:"6.06", pkgname:"dhcp-relay", pkgver:"2.0pl5-19.4ubuntu0.2")) flag++;
if (ubuntu_check(osver:"6.10", pkgname:"dhcp", pkgver:"2.0pl5-19.4ubuntu1.2")) flag++;
if (ubuntu_check(osver:"6.10", pkgname:"dhcp-client", pkgver:"2.0pl5-19.4ubuntu1.2")) flag++;
if (ubuntu_check(osver:"6.10", pkgname:"dhcp-relay", pkgver:"2.0pl5-19.4ubuntu1.2")) flag++;
if (ubuntu_check(osver:"7.04", pkgname:"dhcp", pkgver:"2.0pl5-19.5ubuntu2.2")) flag++;
if (ubuntu_check(osver:"7.04", pkgname:"dhcp-client", pkgver:"2.0pl5-19.5ubuntu2.2")) flag++;
if (ubuntu_check(osver:"7.04", pkgname:"dhcp-relay", pkgver:"2.0pl5-19.5ubuntu2.2")) flag++;
if (ubuntu_check(osver:"7.10", pkgname:"dhcp", pkgver:"2.0pl5dfsg1-20ubuntu1.2")) flag++;
if (ubuntu_check(osver:"7.10", pkgname:"dhcp-client", pkgver:"2.0pl5dfsg1-20ubuntu1.2")) flag++;
if (ubuntu_check(osver:"7.10", pkgname:"dhcp-relay", pkgver:"2.0pl5dfsg1-20ubuntu1.2")) flag++;

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : ubuntu_report_get()
  );
  exit(0);
}
else
{
  tested = ubuntu_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "dhcp / dhcp-client / dhcp-relay");
}