Ubuntu: Security Advisory (USN-5031-1)

# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.0.845224");
  script_cve_id("CVE-2021-3798");
  script_tag(name:"creation_date", value:"2022-01-28 08:01:55 +0000 (Fri, 28 Jan 2022)");
  script_version("2024-02-09T14:47:30+0000");
  script_tag(name:"last_modification", value:"2024-02-09 14:47:30 +0000 (Fri, 09 Feb 2024)");
  script_tag(name:"cvss_base", value:"4.6");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:S/C:C/I:N/A:N");
  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:"2022-08-29 18:18:26 +0000 (Mon, 29 Aug 2022)");

  script_name("Ubuntu: Security Advisory (USN-5031-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 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=UBUNTU21\.04");

  script_xref(name:"Advisory-ID", value:"USN-5031-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-5031-1");
  script_xref(name:"URL", value:"https://launchpad.net/bugs/1928780");
  script_xref(name:"URL", value:"https://bugs.launchpad.net/ubuntu/+source/opencryptoki/+bug/1928780");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'opencryptoki' package(s) announced via the USN-5031-1 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 openCryptoki incorrectly handled certain EC keys.
An attacker could possibly use this issue to cause a invalid curve attack.");

  script_tag(name:"affected", value:"'opencryptoki' package(s) on Ubuntu 21.04.");

  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 == "UBUNTU21.04") {

  if(!isnull(res = isdpkgvuln(pkg:"libopencryptoki0", ver:"3.15.1+dfsg-0ubuntu1.2", rls:"UBUNTU21.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"opencryptoki", ver:"3.15.1+dfsg-0ubuntu1.2", rls:"UBUNTU21.04"))) {
    report += res;
  }

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

exit(0);