Fedora: Security Advisory for microcode_ctl (FEDORA-2020-1afbe7ba2d)

# SPDX-FileCopyrightText: 2020 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("1.3.6.1.4.1.25623.1.0.878673");
  script_version("2024-10-10T07:25:31+0000");
  script_cve_id("CVE-2020-8695", "CVE-2020-8696", "CVE-2020-8698", "CVE-2020-0543");
  script_tag(name:"cvss_base", value:"2.1");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"last_modification", value:"2024-10-10 07:25:31 +0000 (Thu, 10 Oct 2024)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-02-11 19:28:00 +0000 (Thu, 11 Feb 2021)");
  script_tag(name:"creation_date", value:"2020-11-29 04:11:28 +0000 (Sun, 29 Nov 2020)");
  script_name("Fedora: Security Advisory for microcode_ctl (FEDORA-2020-1afbe7ba2d)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Fedora Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/fedora", "ssh/login/rpms", re:"ssh/login/release=FC32");

  script_xref(name:"FEDORA", value:"2020-1afbe7ba2d");
  script_xref(name:"URL", value:"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GRFC7UAPKAFFH5WX3AMDUBVHLKYQA2NZ");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'microcode_ctl'
  package(s) announced via the FEDORA-2020-1afbe7ba2d advisory.");

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

  script_tag(name:"insight", value:"The microcode_ctl utility is a companion to the microcode driver written
by Tigran Aivazian <tigran(a)aivazian.fsnet.co.uk&gt,.

The microcode update is volatile and needs to be uploaded on each system
boot i.e. it doesn&#39, t reflash your cpu permanently, reboot and it reverts
back to the old microcode.");

  script_tag(name:"affected", value:"'microcode_ctl' package(s) on Fedora 32.");

  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 == "FC32") {

  if(!isnull(res = isrpmvuln(pkg:"microcode_ctl", rpm:"microcode_ctl~2.1~39.3.fc32", rls:"FC32"))) {
    report += res;
  }

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

exit(0);