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nessusThis script is Copyright (C) 2018-2021 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DLA-1297.NASL
HistoryMar 02, 2018 - 12:00 a.m.

Debian DLA-1297-1 : freexl security update

2018-03-0200:00:00
This script is Copyright (C) 2018-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
10

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

76.7%

Leon reported five heap-based buffer-overflow vulnerabilities in FreeXL.

CVE-2018-7435

There is a heap-based buffer over-read in the freexl::destroy_cell function.

CVE-2018-7436

There is a heap-based buffer over-read in a pointer dereference of the parse_SST function.

CVE-2018-7437

There is a heap-based buffer over-read in a memcpy call of the parse_SST function.

CVE-2018-7438

There is a heap-based buffer over-read in the parse_unicode_string function.

CVE-2018-7439

There is a heap-based buffer over-read in the function read_mini_biff_next_record.

For Debian 7 β€˜Wheezy’, these problems have been fixed in version 1.0.0b-1+deb7u5.

We recommend that you upgrade your freexl packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DLA-1297-1. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(107105);
  script_version("3.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2018-7435", "CVE-2018-7436", "CVE-2018-7437", "CVE-2018-7438", "CVE-2018-7439");

  script_name(english:"Debian DLA-1297-1 : freexl security update");
  script_summary(english:"Checks dpkg output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Leon reported five heap-based buffer-overflow vulnerabilities in
FreeXL.

CVE-2018-7435

There is a heap-based buffer over-read in the freexl::destroy_cell
function.

CVE-2018-7436

There is a heap-based buffer over-read in a pointer dereference of the
parse_SST function.

CVE-2018-7437

There is a heap-based buffer over-read in a memcpy call of the
parse_SST function.

CVE-2018-7438

There is a heap-based buffer over-read in the parse_unicode_string
function.

CVE-2018-7439

There is a heap-based buffer over-read in the function
read_mini_biff_next_record.

For Debian 7 'Wheezy', these problems have been fixed in version
1.0.0b-1+deb7u5.

We recommend that you upgrade your freexl packages.

NOTE: Tenable Network Security has extracted the preceding description
block directly from the DLA 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://lists.debian.org/debian-lts-announce/2018/03/msg00000.html"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/freexl"
  );
  script_set_attribute(attribute:"solution", value:"Upgrade the affected 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:N/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:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libfreexl-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libfreexl1");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libfreexl1-dbg");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/02/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/03/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/03/02");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2018-2021 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:"7.0", prefix:"libfreexl-dev", reference:"1.0.0b-1+deb7u5")) flag++;
if (deb_check(release:"7.0", prefix:"libfreexl1", reference:"1.0.0b-1+deb7u5")) flag++;
if (deb_check(release:"7.0", prefix:"libfreexl1-dbg", reference:"1.0.0b-1+deb7u5")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
  else security_warning(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
VendorProductVersionCPE
debiandebian_linuxlibfreexl-devp-cpe:/a:debian:debian_linux:libfreexl-dev
debiandebian_linuxlibfreexl1p-cpe:/a:debian:debian_linux:libfreexl1
debiandebian_linuxlibfreexl1-dbgp-cpe:/a:debian:debian_linux:libfreexl1-dbg
debiandebian_linux7.0cpe:/o:debian:debian_linux:7.0

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

6.8 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.005 Low

EPSS

Percentile

76.7%