It was discovered that QPDF incorrectly handled certain malformed files. A remote attacker could use this issue to cause QPDF to crash, resulting in a denial of service, or possibly 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.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-3638-1. 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(109600);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/20");
script_cve_id(
"CVE-2015-9252",
"CVE-2017-11624",
"CVE-2017-11625",
"CVE-2017-11626",
"CVE-2017-11627",
"CVE-2017-12595",
"CVE-2017-18183",
"CVE-2017-18184",
"CVE-2017-18185",
"CVE-2017-18186",
"CVE-2017-9208",
"CVE-2017-9209",
"CVE-2017-9210",
"CVE-2018-9918"
);
script_xref(name:"USN", value:"3638-1");
script_name(english:"Ubuntu 14.04 LTS / 16.04 LTS : QPDF vulnerabilities (USN-3638-1)");
script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing one or more security updates.");
script_set_attribute(attribute:"description", value:
"It was discovered that QPDF incorrectly handled certain malformed
files. A remote attacker could use this issue to cause QPDF to crash,
resulting in a denial of service, or possibly 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://ubuntu.com/security/notices/USN-3638-1");
script_set_attribute(attribute:"solution", value:
"Update the affected libqpdf-dev, libqpdf21 and / or qpdf packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-9918");
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:"2017/05/23");
script_set_attribute(attribute:"patch_publication_date", value:"2018/05/07");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/05/08");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libqpdf21");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:qpdf");
script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04:-:lts");
script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04:-:lts");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:libqpdf-dev");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Ubuntu Local Security Checks");
script_copyright(english:"Ubuntu Security Notice (C) 2018-2023 Canonical, Inc. / NASL script (C) 2018-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");
exit(0);
}
include('debian_package.inc');
if ( ! get_kb_item('Host/local_checks_enabled') ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/Ubuntu/release');
if ( isnull(os_release) ) audit(AUDIT_OS_NOT, 'Ubuntu');
os_release = chomp(os_release);
if (! ('14.04' >< os_release || '16.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 14.04 / 16.04', 'Ubuntu ' + os_release);
if ( ! get_kb_item('Host/Debian/dpkg-l') ) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Ubuntu', cpu);
var pkgs = [
{'osver': '14.04', 'pkgname': 'libqpdf-dev', 'pkgver': '8.0.2-3~14.04.1'},
{'osver': '14.04', 'pkgname': 'libqpdf21', 'pkgver': '8.0.2-3~14.04.1'},
{'osver': '14.04', 'pkgname': 'qpdf', 'pkgver': '8.0.2-3~14.04.1'},
{'osver': '16.04', 'pkgname': 'libqpdf-dev', 'pkgver': '8.0.2-3~16.04.1'},
{'osver': '16.04', 'pkgname': 'libqpdf21', 'pkgver': '8.0.2-3~16.04.1'},
{'osver': '16.04', 'pkgname': 'qpdf', 'pkgver': '8.0.2-3~16.04.1'}
];
var flag = 0;
foreach package_array ( pkgs ) {
var osver = NULL;
var pkgname = NULL;
var pkgver = NULL;
if (!empty_or_null(package_array['osver'])) osver = package_array['osver'];
if (!empty_or_null(package_array['pkgname'])) pkgname = package_array['pkgname'];
if (!empty_or_null(package_array['pkgver'])) pkgver = package_array['pkgver'];
if (osver && pkgname && pkgver) {
if (ubuntu_check(osver:osver, pkgname:pkgname, pkgver:pkgver)) flag++;
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : ubuntu_report_get()
);
exit(0);
}
else
{
var tested = ubuntu_pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'libqpdf-dev / libqpdf21 / qpdf');
}
Vendor | Product | Version | CPE |
---|---|---|---|
canonical | ubuntu_linux | libqpdf21 | p-cpe:/a:canonical:ubuntu_linux:libqpdf21 |
canonical | ubuntu_linux | qpdf | p-cpe:/a:canonical:ubuntu_linux:qpdf |
canonical | ubuntu_linux | 14.04 | cpe:/o:canonical:ubuntu_linux:14.04:-:lts |
canonical | ubuntu_linux | 16.04 | cpe:/o:canonical:ubuntu_linux:16.04:-:lts |
canonical | ubuntu_linux | libqpdf-dev | p-cpe:/a:canonical:ubuntu_linux:libqpdf-dev |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-9252
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11624
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11625
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11626
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11627
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12595
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18183
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18184
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18185
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18186
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9208
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9209
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9210
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9918
ubuntu.com/security/notices/USN-3638-1