Oracle: Security Advisory (ELSA-2015-0425)

# Copyright (C) 2015 Greenbone Networks GmbH
# 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-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.123172");
  script_cve_id("CVE-2014-2653", "CVE-2014-9278");
  script_tag(name:"creation_date", value:"2015-10-06 11:00:17 +0000 (Tue, 06 Oct 2015)");
  script_version("2022-04-05T07:50:33+0000");
  script_tag(name:"last_modification", value:"2022-04-05 07:50:33 +0000 (Tue, 05 Apr 2022)");
  script_tag(name:"cvss_base", value:"5.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:N");

  script_name("Oracle: Security Advisory (ELSA-2015-0425)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 Greenbone Networks GmbH");
  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=OracleLinux7");

  script_xref(name:"Advisory-ID", value:"ELSA-2015-0425");
  script_xref(name:"URL", value:"https://linux.oracle.com/errata/ELSA-2015-0425.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'openssh' package(s) announced via the ELSA-2015-0425 advisory.");

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

  script_tag(name:"insight", value:"[6.6.1p1-11 + 0.9.3-9]
- fix direction in CRYPTO_SESSION audit message (#1171248)

[6.6.1p1-10 + 0.9.3-9]
- add new option GSSAPIEnablek5users and disable using ~/.k5users by default CVE-2014-9278
 (#1169843)

[6.6.1p1-9 + 0.9.3-9]
- log via monitor in chroots without /dev/log (#1083482)

[6.6.1p1-8 + 0.9.3-9]
- increase size of AUDIT_LOG_SIZE to 256 (#1171163)
- record pfs= field in CRYPTO_SESSION audit event (#1171248)

[6.6.1p1-7 + 0.9.3-9]
- fix gsskex patch to correctly handle MONITOR_REQ_GSSSIGN request (#1118005)

[6.6.1p1-6 + 0.9.3-9]
- correct the calculation of bytes for authctxt->krb5_ccname (#1161073)[6.6.1p1-5 + 0.9.3-9]- change audit trail for unknown users (#1158521)[6.6.1p1-4 + 0.9.3-9]- revert the default of KerberosUseKuserok back to yes- fix kuserok patch which checked for the existence of .k5login unconditionally and hence prevented other mechanisms to be used properly[6.6.1p1-3 + 0.9.3-9]- fix parsing empty options in sshd_conf- ignore SIGXFSZ in postauth monitor[6.6.1p1-2 + 0.9.3-9]- slightly change systemd units logic - use sshd-keygen.service (#1066615)- log when a client requests an interactive session and only sftp is allowed (#1130198)- sshd-keygen - don't generate DSA and ED25519 host keys in FIPS mode (#1143867)[6.6.1p1-1 + 0.9.3-9]- new upstream release (#1059667)- prevent a server from skipping SSHFP lookup - CVE-2014-2653 (#1081338)- make /etc/ssh/moduli file public (#1134448)- test existence of /etc/ssh/ssh_host_ecdsa_key in sshd-keygen.service- don't clean up gssapi credentials by default (#1134447)- ssh-agent - try CLOCK_BOOTTIME with fallback (#1134449)- disable the curve25519 KEX when speaking to OpenSSH 6.5 or 6.6- add support for ED25519 keys to sshd-keygen and sshd.sysconfig- standardise on NI_MAXHOST for gethostname() string lengths (#1097665)- set a client's address right after a connection is set (mindrot#2257) (#912792)- apply RFC3454 stringprep to banners when possible (mindrot#2058) (#1104662)- don't consider a partial success as a failure (mindrot#2270) (#1112972)");

  script_tag(name:"affected", value:"'openssh' package(s) on Oracle Linux 7.");

  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 == "OracleLinux7") {

  if(!isnull(res = isrpmvuln(pkg:"openssh", rpm:"openssh~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-askpass", rpm:"openssh-askpass~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-clients", rpm:"openssh-clients~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-keycat", rpm:"openssh-keycat~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-ldap", rpm:"openssh-ldap~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-server", rpm:"openssh-server~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"openssh-server-sysvinit", rpm:"openssh-server-sysvinit~6.6.1p1~11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"pam_ssh_agent_auth", rpm:"pam_ssh_agent_auth~0.9.3~9.11.el7", rls:"OracleLinux7"))) {
    report += res;
  }

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

exit(0);