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openvasCopyright (C) 2012 Greenbone AGOPENVAS:1361412562310881341
HistoryJul 30, 2012 - 12:00 a.m.

CentOS Update for krb5-devel CESA-2011:0199 centos5 x86_64

2012-07-3000:00:00
Copyright (C) 2012 Greenbone AG
plugins.openvas.org
8

5.8 Medium

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.146 Low

EPSS

Percentile

95.7%

The remote host is missing an update for the

# SPDX-FileCopyrightText: 2012 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_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2011-April/017353.html");
  script_oid("1.3.6.1.4.1.25623.1.0.881341");
  script_version("2023-07-10T08:07:43+0000");
  script_tag(name:"last_modification", value:"2023-07-10 08:07:43 +0000 (Mon, 10 Jul 2023)");
  script_tag(name:"creation_date", value:"2012-07-30 17:27:26 +0530 (Mon, 30 Jul 2012)");
  script_cve_id("CVE-2011-0281", "CVE-2011-0282");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_xref(name:"CESA", value:"2011:0199");
  script_name("CentOS Update for krb5-devel CESA-2011:0199 centos5 x86_64");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'krb5-devel'
  package(s) announced via the referenced advisory.");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS5");
  script_tag(name:"affected", value:"krb5-devel on CentOS 5");
  script_tag(name:"solution", value:"Please install the updated packages.");
  script_tag(name:"insight", value:"Kerberos is a network authentication system which allows clients and
  servers to authenticate to each other using symmetric encryption and a
  trusted third-party, the Key Distribution Center (KDC).

  A NULL pointer dereference flaw was found in the way the MIT Kerberos KDC
  processed principal names that were not null terminated, when the KDC was
  configured to use an LDAP back end. A remote attacker could use this flaw
  to crash the KDC via a specially-crafted request. (CVE-2011-0282)

  A denial of service flaw was found in the way the MIT Kerberos KDC
  processed certain principal names when the KDC was configured to use an
  LDAP back end. A remote attacker could use this flaw to cause the KDC to
  hang via a specially-crafted request. (CVE-2011-0281)

  Red Hat would like to thank the MIT Kerberos Team for reporting these
  issues. Upstream acknowledges Kevin Longfellow of Oracle Corporation as the
  original reporter of the CVE-2011-0281 issue.

  All krb5 users should upgrade to these updated packages, which contain a
  backported patch to correct these issues. After installing the updated
  packages, the krb5kdc daemon will be restarted automatically.");
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";

if(release == "CentOS5")
{

  if ((res = isrpmvuln(pkg:"krb5-devel", rpm:"krb5-devel~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"krb5-libs", rpm:"krb5-libs~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"krb5-server", rpm:"krb5-server~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"krb5-server-ldap", rpm:"krb5-server-ldap~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"krb5-workstation", rpm:"krb5-workstation~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"krb5", rpm:"krb5~1.6.1~55.el5_6.1", rls:"CentOS5")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if (__pkg_match) exit(99);
  exit(0);
}

5.8 Medium

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.146 Low

EPSS

Percentile

95.7%