SUSE SLES11 Security Update : openssl (SUSE-SU-2017:0585-1)

2017-03-02T00:00:00
ID SUSE_SU-2017-0585-1.NASL
Type nessus
Reporter This script is Copyright (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2020-02-02T00:00:00

Description

This update for openssl fixes the following issues contained in the OpenSSL Security Advisory [26 Jan 2017] (bsc#1021641) Security issues fixed :

  • CVE-2016-7056: A local ECSDA P-256 timing attack that might have allowed key recovery was fixed (bsc#1019334)

  • CVE-2016-8610: A remote denial of service in SSL alert handling was fixed (bsc#1005878)

  • degrade 3DES to MEDIUM in SSL2 (bsc#1001912)

  • CVE-2016-2108: Added a missing commit for CVE-2016-2108, fixing the negative zero handling in the ASN.1 decoder (bsc#1004499) Bugs fixed :

  • fix crash in openssl speed (bsc#1000677)

  • don

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2017:0585-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(97494);
  script_version("3.6");
  script_cvs_date("Date: 2019/09/11 11:22:15");

  script_cve_id("CVE-2016-2108", "CVE-2016-7056", "CVE-2016-8610");

  script_name(english:"SUSE SLES11 Security Update : openssl (SUSE-SU-2017:0585-1)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SUSE host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for openssl fixes the following issues contained in the
OpenSSL Security Advisory [26 Jan 2017] (bsc#1021641) Security issues
fixed :

  - CVE-2016-7056: A local ECSDA P-256 timing attack that
    might have allowed key recovery was fixed (bsc#1019334)

  - CVE-2016-8610: A remote denial of service in SSL alert
    handling was fixed (bsc#1005878)

  - degrade 3DES to MEDIUM in SSL2 (bsc#1001912)

  - CVE-2016-2108: Added a missing commit for CVE-2016-2108,
    fixing the negative zero handling in the ASN.1 decoder
    (bsc#1004499) Bugs fixed :

  - fix crash in openssl speed (bsc#1000677)

  - don't attempt session resumption if no ticket is present
    and session ID length is zero (bsc#984663)

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1000677"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1001912"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1004499"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1005878"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1019334"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1021641"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=984663"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2016-2108/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2016-7056/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2016-8610/"
  );
  # https://www.suse.com/support/update/announcement/2017/suse-su-20170585-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?0d1ed24a"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Studio Onsite 1.3:zypper in -t patch slestso13-openssl-12999=1

SUSE OpenStack Cloud 5:zypper in -t patch sleclo50sp3-openssl-12999=1

SUSE Manager Proxy 2.1:zypper in -t patch slemap21-openssl-12999=1

SUSE Manager 2.1:zypper in -t patch sleman21-openssl-12999=1

SUSE Linux Enterprise Software Development Kit 11-SP4:zypper in -t
patch sdksp4-openssl-12999=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch
slessp4-openssl-12999=1

SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch
slessp3-openssl-12999=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch
sleposp3-openssl-12999=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch
dbgsp4-openssl-12999=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch
dbgsp3-openssl-12999=1

To bring your system up-to-date, use 'zypper patch'."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libopenssl-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libopenssl0_9_8");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libopenssl0_9_8-hmac");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openssl-doc");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/05/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/03/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/03/02");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2017-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLES11)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES11", "SUSE " + os_ver);

if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);

sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES11" && (! preg(pattern:"^(3|4)$", string:sp))) audit(AUDIT_OS_NOT, "SLES11 SP3/4", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES11", sp:"4", cpu:"x86_64", reference:"libopenssl0_9_8-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", cpu:"x86_64", reference:"libopenssl0_9_8-hmac-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", cpu:"s390x", reference:"libopenssl0_9_8-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", cpu:"s390x", reference:"libopenssl0_9_8-hmac-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"libopenssl0_9_8-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"libopenssl0_9_8-hmac-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"openssl-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"4", reference:"openssl-doc-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"libopenssl0_9_8-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"x86_64", reference:"libopenssl0_9_8-hmac-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"s390x", reference:"libopenssl0_9_8-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", cpu:"s390x", reference:"libopenssl0_9_8-hmac-32bit-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"libopenssl-devel-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"libopenssl0_9_8-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"libopenssl0_9_8-hmac-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"openssl-0.9.8j-0.105.1")) flag++;
if (rpm_check(release:"SLES11", sp:"3", reference:"openssl-doc-0.9.8j-0.105.1")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssl");
}