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openvasCopyright (C) 2018 Greenbone AGOPENVAS:1361412562310890878
HistoryJan 11, 2018 - 12:00 a.m.

Debian: Security Advisory (DLA-878-1)

2018-01-1100:00:00
Copyright (C) 2018 Greenbone AG
plugins.openvas.org
14

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.7

Confidence

High

EPSS

0.003

Percentile

66.4%

The remote host is missing an update for the Debian

# SPDX-FileCopyrightText: 2018 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.890878");
  script_cve_id("CVE-2017-6298", "CVE-2017-6299", "CVE-2017-6300", "CVE-2017-6301", "CVE-2017-6302", "CVE-2017-6303", "CVE-2017-6304", "CVE-2017-6305", "CVE-2017-6801", "CVE-2017-6802");
  script_tag(name:"creation_date", value:"2018-01-11 23:00:00 +0000 (Thu, 11 Jan 2018)");
  script_version("2024-02-02T05:06:06+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:06 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-02-24 16:00:00 +0000 (Fri, 24 Feb 2017)");

  script_name("Debian: Security Advisory (DLA-878-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB7");

  script_xref(name:"Advisory-ID", value:"DLA-878-1");
  script_xref(name:"URL", value:"https://www.debian.org/lts/security/2017/DLA-878-1");
  script_xref(name:"URL", value:"https://wiki.debian.org/LTS");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'libytnef' package(s) announced via the DLA-878-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"CVE-2017-6298

Null Pointer Deref / calloc return value not checked

CVE-2017-6299

Infinite Loop / DoS in the TNEFFillMapi function in lib/ytnef.c

CVE-2017-6300

Buffer Overflow in version field in lib/tnef-types.h

CVE-2017-6301

Out of Bounds Reads

CVE-2017-6302

Integer Overflow

CVE-2017-6303

Invalid Write and Integer Overflow

CVE-2017-6304

Out of Bounds read

CVE-2017-6305

Out of Bounds read and write

CVE-2017-6801

Out-of-bounds access with fields of Size 0 in TNEFParse() in libytnef

CVE-2017-6802

Heap-based buffer over-read on incoming Compressed RTF Streams, related to DecompressRTF() in libytnef

For Debian 7 Wheezy, these problems have been fixed in version 1.5-4+deb7u1.

We recommend that you upgrade your libytnef packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references]");

  script_tag(name:"affected", value:"'libytnef' package(s) on Debian 7.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "DEB7") {

  if(!isnull(res = isdpkgvuln(pkg:"libytnef0", ver:"1.5-4+deb7u1", rls:"DEB7"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libytnef0-dev", ver:"1.5-4+deb7u1", rls:"DEB7"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.7

Confidence

High

EPSS

0.003

Percentile

66.4%