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openvasCopyright (C) 2023 Greenbone AGOPENVAS:136141256231112202148141
HistoryJan 27, 2023 - 12:00 a.m.

Ubuntu: Security Advisory (USN-4814-1)

2023-01-2700:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
2
ubuntu 16.04 lts
asterisk
denial of service
arbitrary code
vulnerability

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.1%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2023 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("1.3.6.1.4.1.25623.1.1.12.2021.4814.1");
  script_cve_id("CVE-2017-16671", "CVE-2017-7617");
  script_tag(name:"creation_date", value:"2023-01-27 04:10:43 +0000 (Fri, 27 Jan 2023)");
  script_version("2024-02-02T05:06:10+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:10 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"6.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-04-17 18:19:28 +0000 (Mon, 17 Apr 2017)");

  script_name("Ubuntu: Security Advisory (USN-4814-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU16\.04\ LTS");

  script_xref(name:"Advisory-ID", value:"USN-4814-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-4814-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'asterisk' package(s) announced via the USN-4814-1 advisory.");

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

  script_tag(name:"insight", value:"Richard Mudgett discovered that Asterisk did not properly check the length
of input string when setting the user field for PartyB on a CDR. A remote
attacker could use this vulnerability to cause a denial of service (crash)
or potentially execute arbitrary code. (CVE-2017-16671)

Alex Villacis Lasso discovered that Asterisk did not properly check the
length of input string when setting the user field for PartyA on a CDR. A
remote attacker could use this vulnerability to cause a denial of service
(crash) or potentially execute arbitrary code. (CVE-2017-7617)");

  script_tag(name:"affected", value:"'asterisk' package(s) on Ubuntu 16.04.");

  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 == "UBUNTU16.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"asterisk", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-config", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-dahdi", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-mobile", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-modules", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-mp3", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-mysql", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-ooh323", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-voicemail", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-voicemail-imapstorage", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-voicemail-odbcstorage", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"asterisk-vpb", ver:"1:13.1.0~dfsg-1.1ubuntu4.1+esm1", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

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

exit(0);

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.1%