Huawei EulerOS: Security Advisory for nginx (EulerOS-SA-2024-1154)

# 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("1.3.6.1.4.1.25623.1.1.2.2024.1154");
  script_cve_id("CVE-2023-44487");
  script_tag(name:"creation_date", value:"2024-02-09 04:23:45 +0000 (Fri, 09 Feb 2024)");
  script_version("2024-02-09T05:06:25+0000");
  script_tag(name:"last_modification", value:"2024-02-09 05:06:25 +0000 (Fri, 09 Feb 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:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-10-13 19:32:37 +0000 (Fri, 13 Oct 2023)");

  script_name("Huawei EulerOS: Security Advisory for nginx (EulerOS-SA-2024-1154)");
  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\.0SP5");

  script_xref(name:"Advisory-ID", value:"EulerOS-SA-2024-1154");
  script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2024-1154");

  script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'nginx' package(s) announced via the EulerOS-SA-2024-1154 advisory.");

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

  script_tag(name:"insight", value:"The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.(CVE-2023-44487)");

  script_tag(name:"affected", value:"'nginx' package(s) on Huawei EulerOS V2.0SP5.");

  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-2.0SP5") {

  if(!isnull(res = isrpmvuln(pkg:"nginx", rpm:"nginx~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-all-modules", rpm:"nginx-all-modules~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-filesystem", rpm:"nginx-filesystem~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-mod-http-image-filter", rpm:"nginx-mod-http-image-filter~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-mod-http-perl", rpm:"nginx-mod-http-perl~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-mod-http-xslt-filter", rpm:"nginx-mod-http-xslt-filter~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-mod-mail", rpm:"nginx-mod-mail~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"nginx-mod-stream", rpm:"nginx-mod-stream~1.16.1~1.h5.eulerosv2r7", rls:"EULEROS-2.0SP5"))) {
    report += res;
  }

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

exit(0);