Oracle: Security Advisory (ELSA-2011-0428)

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.122196");
  script_cve_id("CVE-2011-0997");
  script_tag(name:"creation_date", value:"2015-10-06 11:14:39 +0000 (Tue, 06 Oct 2015)");
  script_version("2025-01-23T05:37:38+0000");
  script_tag(name:"last_modification", value:"2025-01-23 05:37:38 +0000 (Thu, 23 Jan 2025)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_name("Oracle: Security Advisory (ELSA-2011-0428)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Oracle Linux Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/oracle_linux", "ssh/login/release", re:"ssh/login/release=(OracleLinux4|OracleLinux5|OracleLinux6)");

  script_xref(name:"Advisory-ID", value:"ELSA-2011-0428");
  script_xref(name:"URL", value:"https://linux.oracle.com/errata/ELSA-2011-0428.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'dhcp' package(s) announced via the ELSA-2011-0428 advisory.");

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

  script_tag(name:"insight", value:"[12:4.1.1-12.P1.4]
- Better fix for CVE-2011-0997: making domain-name check more lenient (#690578)

[12:4.1.1-12.P1.3]
- dhclient: insufficient sanitization of certain DHCP response values
 (CVE-2011-0997, #690578)");

  script_tag(name:"affected", value:"'dhcp' package(s) on Oracle Linux 4, Oracle Linux 5, Oracle Linux 6.");

  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 == "OracleLinux4") {

  if(!isnull(res = isrpmvuln(pkg:"dhclient", rpm:"dhclient~3.0.1~67.el4", rls:"OracleLinux4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~3.0.1~67.el4", rls:"OracleLinux4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-devel", rpm:"dhcp-devel~3.0.1~67.el4", rls:"OracleLinux4"))) {
    report += res;
  }

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

if(release == "OracleLinux5") {

  if(!isnull(res = isrpmvuln(pkg:"dhclient", rpm:"dhclient~3.0.5~23.el5_6.4", rls:"OracleLinux5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~3.0.5~23.el5_6.4", rls:"OracleLinux5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-devel", rpm:"dhcp-devel~3.0.5~23.el5_6.4", rls:"OracleLinux5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libdhcp4client", rpm:"libdhcp4client~3.0.5~23.el5_6.4", rls:"OracleLinux5"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libdhcp4client-devel", rpm:"libdhcp4client-devel~3.0.5~23.el5_6.4", rls:"OracleLinux5"))) {
    report += res;
  }

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

if(release == "OracleLinux6") {

  if(!isnull(res = isrpmvuln(pkg:"dhclient", rpm:"dhclient~4.1.1~12.P1.el6_0.4", rls:"OracleLinux6"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~4.1.1~12.P1.el6_0.4", rls:"OracleLinux6"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"dhcp-devel", rpm:"dhcp-devel~4.1.1~12.P1.el6_0.4", rls:"OracleLinux6"))) {
    report += res;
  }

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

exit(0);