SUSE: Security Advisory (SUSE-SU-2016:1735-1)

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.1.4.2016.1735.1");
  script_cve_id("CVE-2016-2774");
  script_tag(name:"creation_date", value:"2021-06-09 14:58:05 +0000 (Wed, 09 Jun 2021)");
  script_version("2024-02-02T14:37:48+0000");
  script_tag(name:"last_modification", value:"2024-02-02 14:37:48 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"7.1");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/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:"2016-03-22 14:34:36 +0000 (Tue, 22 Mar 2016)");

  script_name("SUSE: Security Advisory (SUSE-SU-2016:1735-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse_sles", "ssh/login/rpms", re:"ssh/login/release=(SLES11\.0SP2)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2016:1735-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2016/suse-su-20161735-1/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'dhcp' package(s) announced via the SUSE-SU-2016:1735-1 advisory.");

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

  script_tag(name:"insight", value:"This update for dhcp fixes the following issues:
- CVE-2016-2774: Fixed a denial of service attack against the DHCP server
 over the OMAPI TCP socket, which could be used by network adjacent
 attackers to make the DHCP server non-functional (bsc#969820).");

  script_tag(name:"affected", value:"'dhcp' package(s) on SUSE Linux Enterprise Debuginfo 11-SP2, SUSE Linux Enterprise Server 11-SP2.");

  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 == "SLES11.0SP2") {

  if(!isnull(res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~4.2.4.P2~0.11.15.1", rls:"SLES11.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-client", rpm:"dhcp-client~4.2.4.P2~0.11.15.1", rls:"SLES11.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-relay", rpm:"dhcp-relay~4.2.4.P2~0.11.15.1", rls:"SLES11.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-server", rpm:"dhcp-server~4.2.4.P2~0.11.15.1", rls:"SLES11.0SP2"))) {
    report += res;
  }

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

exit(0);