openSUSE Security Update : go1.15 (openSUSE-2020-2139)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2020-2139.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(143457);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/07/06");

  script_cve_id("CVE-2020-28362", "CVE-2020-28366", "CVE-2020-28367");
  script_xref(name:"IAVB", value:"2020-B-0071-S");

  script_name(english:"openSUSE Security Update : go1.15 (openSUSE-2020-2139)");
  script_summary(english:"Check for the openSUSE-2020-2139 patch");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description",
    value:
"This update for go1.15 fixes the following issues :

  - go1.15.5 (released 2020-11-12) includes security fixes
    to the cmd/go and math/big packages.

  - go#42553 math/big: panic during recursive division of
    very large numbers (bsc#1178750 CVE-2020-28362)

  - go#42560 cmd/go: arbitrary code can be injected into cgo
    generated files (bsc#1178752 CVE-2020-28367)

  - go#42557 cmd/go: improper validation of cgo flags can
    lead to remote code execution at build time (bsc#1178753
    CVE-2020-28366)

  - go#42169 cmd/compile, runtime, reflect: pointers to
    go:notinheap types must be stored indirectly in
    interfaces

  - go#42151 cmd/cgo: opaque struct pointers are broken
    since Go 1.15.3

  - go#42138 time: Location interprets wrong timezone (DST)
    with slim zoneinfo

  - go#42113 x/net/http2: the first write error on a
    connection will cause all subsequent write requests to
    fail blindly

  - go#41914 net/http: request.Clone doesn't deep copy
    TransferEncoding

  - go#41704 runtime: macOS syscall.Exec can get SIGILL due
    to preemption signal

  - go#41463 compress/flate: deflatefast produces corrupted
    output

  - go#41387 x/net/http2: connection-level flow control not
    returned if stream errors, causes server hang

  - go#40974 cmd/link: sectionForAddress(0xA9D67F) address
    not in any section file"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1175132"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1178750"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1178752"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1178753"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Update the affected go1.15 packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/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:"cvss_score_source", value:"CVE-2020-28367");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:go1.15");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:go1.15-race");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.2");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/11/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/12/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/12/03");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2020-2021 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/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");

  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, "openSUSE");
if (release !~ "^(SUSE15\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(x86_64)$") audit(AUDIT_ARCH_NOT, "x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE15.2", reference:"go1.15-1.15.5-lp152.2.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", reference:"go1.15-race-1.15.5-lp152.2.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "go1.15 / go1.15-race");
}