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openvasCopyright (C) 2023 Greenbone AGOPENVAS:136141256231112202358931
HistoryFeb 28, 2023 - 12:00 a.m.

Ubuntu: Security Advisory (USN-5893-1)

2023-02-2800:00:00
Copyright (C) 2023 Greenbone AG
plugins.openvas.org
7
ubuntu
security advisory
usn-5893-1
webkit2gtk
cve-2023-23529
greenbone ag
cross-site scripting
denial of service
arbitrary code execution
ubuntu 20.04
ubuntu 22.04
ubuntu 22.10

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

9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.1%

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("1.3.6.1.4.1.25623.1.1.12.2023.5893.1");
  script_cve_id("CVE-2023-23529");
  script_tag(name:"creation_date", value:"2023-02-28 04:10:38 +0000 (Tue, 28 Feb 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:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/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:"2023-03-08 15:55:03 +0000 (Wed, 08 Mar 2023)");

  script_name("Ubuntu: Security Advisory (USN-5893-1)");
  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=UBUNTU(20\.04\ LTS|22\.04\ LTS|22\.10)");

  script_xref(name:"Advisory-ID", value:"USN-5893-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-5893-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'webkit2gtk' package(s) announced via the USN-5893-1 advisory.");

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

  script_tag(name:"insight", value:"Several security issues were discovered in the WebKitGTK Web and JavaScript
engines. If a user were tricked into viewing a malicious website, a remote
attacker could exploit a variety of issues related to web browser security,
including cross-site scripting attacks, denial of service attacks, and
arbitrary code execution.");

  script_tag(name:"affected", value:"'webkit2gtk' package(s) on Ubuntu 20.04, Ubuntu 22.04, Ubuntu 22.10.");

  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 == "UBUNTU20.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"libjavascriptcoregtk-4.0-18", ver:"2.38.5-0ubuntu0.20.04.1", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-4.0-37", ver:"2.38.5-0ubuntu0.20.04.1", 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:"libjavascriptcoregtk-4.0-18", ver:"2.38.5-0ubuntu0.22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libjavascriptcoregtk-4.1-0", ver:"2.38.5-0ubuntu0.22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-4.0-37", ver:"2.38.5-0ubuntu0.22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-4.1-0", ver:"2.38.5-0ubuntu0.22.04.1", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU22.10") {

  if(!isnull(res = isdpkgvuln(pkg:"libjavascriptcoregtk-4.0-18", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libjavascriptcoregtk-4.1-0", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libjavascriptcoregtk-5.0-0", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-4.0-37", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-4.1-0", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libwebkit2gtk-5.0-0", ver:"2.38.5-0ubuntu0.22.10.1", rls:"UBUNTU22.10"))) {
    report += res;
  }

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

exit(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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.1%