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nessusThis script is Copyright (C) 2007-2021 Tenable Network Security, Inc.FEDORA_2007-690.NASL
HistorySep 05, 2007 - 12:00 a.m.

Fedora Core 6 : krb5-1.5-22.fc6 (2007-690)

2007-09-0500:00:00
This script is Copyright (C) 2007-2021 Tenable Network Security, Inc.
www.tenable.com
12

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.969

Percentile

99.7%

This update incorporates fixes for a stack overflow in the rpcsec_gss implementation in libgssrpc (CVE-2007-3999) and a potential write through an uninitialized pointer in kadmind (CVE-2007-4000).

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Fedora Security Advisory 2007-690.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(25980);
  script_version("1.16");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_xref(name:"FEDORA", value:"2007-690");

  script_name(english:"Fedora Core 6 : krb5-1.5-22.fc6 (2007-690)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Fedora Core host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update incorporates fixes for a stack overflow in the rpcsec_gss
implementation in libgssrpc (CVE-2007-3999) and a potential write
through an uninitialized pointer in kadmind (CVE-2007-4000).

Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  # https://lists.fedoraproject.org/pipermail/package-announce/2007-September/003625.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?d7d8207b"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_attribute(attribute:"risk_factor", value:"High");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:krb5-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:krb5-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:krb5-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:krb5-server");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:krb5-workstation");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora_core:6");

  script_set_attribute(attribute:"patch_publication_date", value:"2007/09/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2007/09/05");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2007-2021 Tenable Network Security, Inc.");
  script_family(english:"Fedora Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/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/RedHat/release");
if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora");
os_ver = eregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! ereg(pattern:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 6.x", "Fedora " + os_ver);

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

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

flag = 0;
if (rpm_check(release:"FC6", reference:"krb5-debuginfo-1.5-22.fc6")) flag++;
if (rpm_check(release:"FC6", reference:"krb5-devel-1.5-22.fc6")) flag++;
if (rpm_check(release:"FC6", reference:"krb5-libs-1.5-22.fc6")) flag++;
if (rpm_check(release:"FC6", reference:"krb5-server-1.5-22.fc6")) flag++;
if (rpm_check(release:"FC6", reference:"krb5-workstation-1.5-22.fc6")) 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, "krb5-debuginfo / krb5-devel / krb5-libs / krb5-server / etc");
}

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.969

Percentile

99.7%