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openvasCopyright (C) 2024 Greenbone AGOPENVAS:136141256231112202467211
HistoryApr 08, 2024 - 12:00 a.m.

Ubuntu: Security Advisory (USN-6721-1)

2024-04-0800:00:00
Copyright (C) 2024 Greenbone AG
plugins.openvas.org
13
ubuntu
security advisory
xorg-server
xwayland
vulnerability
sensitive information
ubuntu 14.04
ubuntu 16.04
ubuntu 18.04
ubuntu 20.04
ubuntu 22.04
ubuntu 23.10
update
package(s)

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

17.1%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2024 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("1.3.6.1.4.1.25623.1.1.12.2024.6721.1");
  script_cve_id("CVE-2024-31080", "CVE-2024-31081", "CVE-2024-31082", "CVE-2024-31083");
  script_tag(name:"creation_date", value:"2024-04-08 04:09:12 +0000 (Mon, 08 Apr 2024)");
  script_version("2024-04-08T05:05:41+0000");
  script_tag(name:"last_modification", value:"2024-04-08 05:05:41 +0000 (Mon, 08 Apr 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_name("Ubuntu: Security Advisory (USN-6721-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2024 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=UBUNTU(14\.04\ LTS|16\.04\ LTS|18\.04\ LTS|20\.04\ LTS|22\.04\ LTS|23\.10)");

  script_xref(name:"Advisory-ID", value:"USN-6721-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6721-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'xorg-server, xwayland' package(s) announced via the USN-6721-1 advisory.");

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

  script_tag(name:"insight", value:"It was discovered that X.Org X Server incorrectly handled certain data.
An attacker could possibly use this issue to expose sensitive information.
(CVE-2024-31080, CVE-2024-31081, CVE-2024-31082)

It was discovered that X.Org X Server incorrectly handled certain glyphs.
An attacker could possibly use this issue to cause a crash or expose sensitive
information. (CVE-2024-31083)");

  script_tag(name:"affected", value:"'xorg-server, xwayland' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 23.10.");

  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 == "UBUNTU14.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.15.1-0ubuntu2.11+esm11", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU16.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.18.4-0ubuntu0.12+esm12", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xwayland", ver:"2:1.18.4-0ubuntu0.12+esm12", rls:"UBUNTU16.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU18.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.19.6-1ubuntu4.15+esm7", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xwayland", ver:"2:1.19.6-1ubuntu4.15+esm7", rls:"UBUNTU18.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU20.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:1.20.13-1ubuntu1~20.04.16", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xwayland", ver:"2:1.20.13-1ubuntu1~20.04.16", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU22.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:21.1.4-2ubuntu1.7~22.04.9", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xwayland", ver:"2:22.1.1-1ubuntu0.12", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU23.10") {

  if(!isnull(res = isdpkgvuln(pkg:"xserver-xorg-core", ver:"2:21.1.7-3ubuntu2.8", rls:"UBUNTU23.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"xwayland", ver:"2:23.2.0-1ubuntu0.5", rls:"UBUNTU23.10"))) {
    report += res;
  }

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

exit(0);

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.7

Confidence

High

EPSS

0.001

Percentile

17.1%