Ubuntu: Security Advisory (USN-6711-1)

# 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("1.3.6.1.4.1.25623.1.1.12.2024.6711.1");
  script_cve_id("CVE-2020-35459");
  script_tag(name:"creation_date", value:"2024-03-26 04:08:43 +0000 (Tue, 26 Mar 2024)");
  script_version("2024-03-26T05:06:00+0000");
  script_tag(name:"last_modification", value:"2024-03-26 05:06:00 +0000 (Tue, 26 Mar 2024)");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/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:"2021-01-15 14:41:22 +0000 (Fri, 15 Jan 2021)");

  script_name("Ubuntu: Security Advisory (USN-6711-1)");
  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=UBUNTU20\.04\ LTS");

  script_xref(name:"Advisory-ID", value:"USN-6711-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6711-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'crmsh' package(s) announced via the USN-6711-1 advisory.");

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

  script_tag(name:"insight", value:"Vincent Berg discovered that CRM shell incorrectly handled certain commands.
An local attacker could possibly use this issue to execute arbitrary code
via shell code injection to the crm history commandline.");

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

  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 == "UBUNTU20.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"crmsh", ver:"4.2.0-2ubuntu1.1", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

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

exit(0);