Huawei EulerOS: Security Advisory for ncurses (EulerOS-SA-2024-1768)

# 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("1.3.6.1.4.1.25623.1.1.2.2024.1768");
  script_cve_id("CVE-2023-45918", "CVE-2023-50495");
  script_tag(name:"creation_date", value:"2024-05-30 15:11:32 +0000 (Thu, 30 May 2024)");
  script_version("2024-05-31T05:05:30+0000");
  script_tag(name:"last_modification", value:"2024-05-31 05:05:30 +0000 (Fri, 31 May 2024)");
  script_tag(name:"cvss_base", value:"7.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-12-18 18:30:24 +0000 (Mon, 18 Dec 2023)");

  script_name("Huawei EulerOS: Security Advisory for ncurses (EulerOS-SA-2024-1768)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2024 Greenbone AG");
  script_family("Huawei EulerOS Local Security Checks");
  script_dependencies("gb_huawei_euleros_consolidation.nasl");
  script_mandatory_keys("ssh/login/euleros", "ssh/login/rpms", re:"ssh/login/release=EULEROS\-2\.0SP12\-X86_64");

  script_xref(name:"Advisory-ID", value:"EulerOS-SA-2024-1768");
  script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2024-1768");

  script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'ncurses' package(s) announced via the EulerOS-SA-2024-1768 advisory.");

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

  script_tag(name:"insight", value:"ncurses 6.4-20230610 has a NULL pointer dereference in tgetstr in tinfo/lib_termcap.c.(CVE-2023-45918)

NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().(CVE-2023-50495)");

  script_tag(name:"affected", value:"'ncurses' package(s) on Huawei EulerOS V2.0SP12(x86_64).");

  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 == "EULEROS-2.0SP12-x86_64") {

  if(!isnull(res = isrpmvuln(pkg:"ncurses", rpm:"ncurses~6.3~5.h7.eulerosv2r12", rls:"EULEROS-2.0SP12-x86_64"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ncurses-base", rpm:"ncurses-base~6.3~5.h7.eulerosv2r12", rls:"EULEROS-2.0SP12-x86_64"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ncurses-libs", rpm:"ncurses-libs~6.3~5.h7.eulerosv2r12", rls:"EULEROS-2.0SP12-x86_64"))) {
    report += res;
  }

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

exit(0);