CentOS: Security Advisory for log4j (CESA-2022:0442)

# Copyright (C) 2022 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.884199");
  script_version("2023-10-18T05:05:17+0000");
  script_cve_id("CVE-2022-23302", "CVE-2022-23305", "CVE-2022-23307");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_tag(name:"last_modification", value:"2023-10-18 05:05:17 +0000 (Wed, 18 Oct 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-04-14 16:42:00 +0000 (Thu, 14 Apr 2022)");
  script_tag(name:"creation_date", value:"2022-02-09 02:00:52 +0000 (Wed, 09 Feb 2022)");
  script_name("CentOS: Security Advisory for log4j (CESA-2022:0442)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone Networks GmbH");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");

  script_xref(name:"Advisory-ID", value:"CESA-2022:0442");
  script_xref(name:"URL", value:"https://lists.centos.org/pipermail/centos-announce/2022-February/073555.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'log4j'
  package(s) announced via the CESA-2022:0442 advisory.");

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

  script_tag(name:"insight", value:"Log4j is a tool to help the programmer output log statements to a variety
of output targets.

Security Fix(es):

  * log4j: SQL injection in Log4j 1.x when application is configured to use
JDBCAppender (CVE-2022-23305)

  * log4j: Unsafe deserialization flaw in Chainsaw log viewer
(CVE-2022-23307)

  * log4j: Remote code execution in Log4j 1.x when application is configured
to use JMSSink (CVE-2022-23302)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.");

  script_tag(name:"affected", value:"'log4j' package(s) on CentOS 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-rpm.inc");

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

res = "";
report = "";

if(release == "CentOS7") {

  if(!isnull(res = isrpmvuln(pkg:"log4j", rpm:"log4j~1.2.17~18.el7_4", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"log4j-javadoc", rpm:"log4j-javadoc~1.2.17~18.el7_4", rls:"CentOS7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"log4j-manual", rpm:"log4j-manual~1.2.17~18.el7_4", rls:"CentOS7"))) {
    report += res;
  }

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

exit(0);