Vulnerabilities > CVE-2018-5309 - Integer Overflow or Wraparound vulnerability in Podofo Project Podofo 0.9.5

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2019-66.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(121290);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/02/24");

  script_cve_id("CVE-2017-5852", "CVE-2017-5853", "CVE-2017-5854", "CVE-2017-5855", "CVE-2017-5886", "CVE-2017-6840", "CVE-2017-6844", "CVE-2017-6845", "CVE-2017-6847", "CVE-2017-7378", "CVE-2017-7379", "CVE-2017-7380", "CVE-2017-7994", "CVE-2017-8054", "CVE-2017-8787", "CVE-2018-5295", "CVE-2018-5296", "CVE-2018-5308", "CVE-2018-5309", "CVE-2018-8001");

  script_name(english:"openSUSE Security Update : podofo (openSUSE-2019-66)");
  script_summary(english:"Check for the openSUSE-2019-66 patch");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for podofo version 0.9.6 fixes the following issues :

Security issues fixed :

  - CVE-2017-5852: Fix a infinite loop in
    PoDoFo::PdfPage::GetInheritedKeyFromObject (PdfPage.cpp)
    (boo#1023067)

  - CVE-2017-5854: Fix a NULL pointer dereference in
    PdfOutputStream.cpp (boo#1023070)

  - CVE-2017-5886: Fix a heap-based buffer overflow in
    PoDoFo::PdfTokenizer::GetNextToken (PdfTokenizer.cpp)
    (boo#1023380)

  - CVE-2017-6844: Fix a buffer overflow in
    PoDoFo::PdfParser::ReadXRefSubsection (PdfParser.cpp)
    (boo#1027782)

  - CVE-2017-6847: Fix a NULL pointer dereference in
    PoDoFo::PdfVariant::DelayedLoad (PdfVariant.h)
    (boo#1027778)

  - CVE-2017-7379: Fix a heap-based buffer overflow in
    PoDoFo::PdfSimpleEncoding::ConvertToEncoding
    (PdfEncoding.cpp) (boo#1032018)

  - CVE-2018-5296: Fix a denial of service in the
    ReadXRefSubsection function (boo#1075021)

  - CVE-2018-5309: Fix a integer overflow in the
    ReadObjectsFromStream function (boo#1075322)

  - CVE-2017-5853: Fix a signed integer overflow in
    PdfParser.cpp (boo#1023069)

  - CVE-2017-5855: Fix a NULL pointer dereference in the
    ReadXRefSubsection function (boo#1023071)

  - CVE-2017-6840: Fix a invalid memory read in the
    GetColorFromStack function (boo#1027787)

  - CVE-2017-6845: Fix a NULL pointer dereference in the
    SetNonStrokingColorSpace function (boo#1027779)

  - CVE-2017-7378: Fix a heap-based buffer overflow in the
    ExpandTabs function (boo#1032017)

  - CVE-2017-7380: Fix four NULL pointer dereferences
    (boo#1032019)

  - CVE-2017-8054: Fix a denial of service in the
    GetPageNodeFromArray function (boo#1035596)

  - CVE-2018-5295: Fix a integer overflow in the ParseStream
    function (boo#1075026)

  - CVE-2018-5308: Fix undefined behavior in the
    PdfMemoryOutputStream::Write function (boo#1075772)

  - CVE-2018-8001: Fix a heap overflow read vulnerability in
    the UnescapeName function (boo#1084894)

  - CVE-2017-7994, CVE-2017-8787: Fix a denial of service
    via a crafted PDF document (boo#1035534, boo#1037739)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1023067"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1023069"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1023070"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1023071"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1023380"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1027778"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1027779"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1027782"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1027787"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1032017"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1032018"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1032019"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1035534"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1035596"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1037739"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1075021"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1075026"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1075322"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1075772"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1084894"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected podofo 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:U/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:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-8001");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libpodofo-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libpodofo0_9_6");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libpodofo0_9_6-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:podofo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:podofo-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:podofo-debugsource");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.3");

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/03/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/22");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"SuSE Local Security Checks");

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

  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);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE42\.3)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "42.3", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE42.3", reference:"libpodofo-devel-0.9.6-10.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"libpodofo0_9_6-0.9.6-10.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"libpodofo0_9_6-debuginfo-0.9.6-10.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"podofo-0.9.6-10.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"podofo-debuginfo-0.9.6-10.3.1") ) flag++;
if ( rpm_check(release:"SUSE42.3", reference:"podofo-debugsource-0.9.6-10.3.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libpodofo-devel / libpodofo0_9_6 / libpodofo0_9_6-debuginfo / etc");
}

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2019:0393-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(122229);
  script_version("1.3");
  script_cvs_date("Date: 2020/02/12");

  script_cve_id("CVE-2017-6845", "CVE-2017-7381", "CVE-2017-7382", "CVE-2017-7383", "CVE-2017-8054", "CVE-2018-11256", "CVE-2018-5295", "CVE-2018-5296", "CVE-2018-5308", "CVE-2018-5309", "CVE-2018-5783");

  script_name(english:"SUSE SLED12 Security Update : podofo (SUSE-SU-2019:0393-1)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SUSE host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for podofo fixes the following issues :

These security issues were fixed :

CVE-2017-6845: The PoDoFo::PdfColor::operator function allowed remote
attackers to cause a denial of service (NULL pointer dereference) via
a crafted file (bsc#1027779).

CVE-2018-5308: Properly validate memcpy arguments in the
PdfMemoryOutputStream::Write function to prevent remote attackers from
causing a denial-of-service or possibly have unspecified other impact
via a crafted pdf file (bsc#1075772)

CVE-2018-5295: Prevent integer overflow in the
PdfXRefStreamParserObject::ParseStream function that allowed remote
attackers to cause a denial-of-service via a crafted pdf file
(bsc#1075026).

CVE-2017-6845: The PoDoFo::PdfColor::operator function allowed remote
attackers to cause a denial of service (NULL pointer dereference) via
a crafted file (bsc#1027779).

CVE-2018-5309: Prevent integer overflow in the
PdfObjectStreamParserObject::ReadObjectsFromStream function that
allowed remote attackers to cause a denial-of-service via a crafted
pdf file (bsc#1075322).

CVE-2018-5296: Prevent uncontrolled memory allocation in the
PdfParser::ReadXRefSubsection function that allowed remote attackers
to cause a denial-of-service via a crafted pdf file (bsc#1075021).

CVE-2017-7381: Prevent NULL pointer dereference that allowed remote
attackers to cause a denial of service via a crafted PDF document
(bsc#1032020).

CVE-2017-7382: Prevent NULL pointer dereference that allowed remote
attackers to cause a denial of service via a crafted PDF document
(bsc#1032021).

CVE-2017-7383: Prevent NULL pointer dereference that allowed remote
attackers to cause a denial of service via a crafted PDF document
(bsc#1032022).

CVE-2018-11256: Prevent NULL pointer dereference that allowed remote
attackers to cause a denial of service via a crafted PDF document
(bsc#1096889).

CVE-2018-5783: Prevent uncontrolled memory allocation in the
PoDoFo::PdfVecObjects::Reserve function that allowed remote attackers
to cause a denial of service via a crafted pdf file (bsc#1076962).

The update package also includes non-security fixes. See advisory for
details.

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE 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://bugzilla.suse.com/show_bug.cgi?id=1027779"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1032020"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1032021"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1032022"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075021"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075026"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075322"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1075772"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1076962"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1096889"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1096890"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-6845/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-7381/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-7382/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-7383/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-8054/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-11256/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-5295/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-5296/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-5308/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-5309/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2018-5783/"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20190393-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?9c49bc58"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"To install this SUSE Security Update use the SUSE recommended
installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Workstation Extension 12-SP4:zypper in -t patch
SUSE-SLE-WE-12-SP4-2019-393=1

SUSE Linux Enterprise Workstation Extension 12-SP3:zypper in -t patch
SUSE-SLE-WE-12-SP3-2019-393=1

SUSE Linux Enterprise Software Development Kit 12-SP4:zypper in -t
patch SUSE-SLE-SDK-12-SP4-2019-393=1

SUSE Linux Enterprise Software Development Kit 12-SP3:zypper in -t
patch SUSE-SLE-SDK-12-SP3-2019-393=1

SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP4-2019-393=1

SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP3-2019-393=1"
  );
  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:U/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:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libpodofo0_9_2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libpodofo0_9_2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:podofo-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:podofo-debugsource");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/03/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/02/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/02/15");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/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);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLED12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED12", "SUSE " + os_ver);

if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);
if (cpu >!< "x86_64") audit(AUDIT_ARCH_NOT, "x86_64", cpu);


sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLED12" && (! preg(pattern:"^(3|4)$", string:sp))) audit(AUDIT_OS_NOT, "SLED12 SP3/4", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"libpodofo0_9_2-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"libpodofo0_9_2-debuginfo-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"podofo-debuginfo-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"4", cpu:"x86_64", reference:"podofo-debugsource-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"libpodofo0_9_2-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"libpodofo0_9_2-debuginfo-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"podofo-debuginfo-0.9.2-3.6.3")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"podofo-debugsource-0.9.2-3.6.3")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "podofo");
}