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Ubuntu: Security Advisory (USN-1262-1)

🗓️ 16 Mar 2012 00:00:00Reported by Copyright (C) 2012 Greenbone AGType 
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The 'lightdm' package on Ubuntu 11.10 is missing an important security update to fix privilege handling flaws

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Refs
Code
ReporterTitlePublishedViews
Family
OpenVAS
Ubuntu Update for lightdm USN-1262-1
16 Mar 201200:00
openvas
Tenable Nessus
Ubuntu 11.10 : lightdm vulnerabilities (USN-1262-1)
16 Nov 201100:00
nessus
Tenable Nessus
openSUSE Security Update : lightdm (openSUSE-2011-12)
13 Jun 201400:00
nessus
Tenable Nessus
openSUSE Security Update : lightdm (openSUSE-SU-2012:0354-1)
13 Jun 201400:00
nessus
Ubuntu
Light Display Manager vulnerabilities
15 Nov 201100:00
ubuntu
OSV
liblightdm-gobject-1-0-1.21.1-1.1 on GA media
15 Jun 202400:00
osv
Debian CVE
CVE-2011-4105
17 Feb 201223:55
debiancve
Debian CVE
CVE-2011-3153
6 Mar 201415:55
debiancve
CVE
CVE-2011-4105
17 Feb 201223:55
cve
CVE
CVE-2011-3153
6 Mar 201415:55
cve
Rows per page
# 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_oid("1.3.6.1.4.1.25623.1.0.840953");
  script_cve_id("CVE-2011-3153", "CVE-2011-4105");
  script_tag(name:"creation_date", value:"2012-03-16 05:23:22 +0000 (Fri, 16 Mar 2012)");
  script_version("2024-02-02T05:06:04+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:04 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"1.9");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:M/Au:N/C:N/I:P/A:N");

  script_name("Ubuntu: Security Advisory (USN-1262-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU11\.10");

  script_xref(name:"Advisory-ID", value:"USN-1262-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-1262-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'lightdm' package(s) announced via the USN-1262-1 advisory.");

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

  script_tag(name:"insight", value:"It was discovered that Light Display Manager incorrectly handled privileges
when reading .dmrc files. A local attacker could exploit this issue to read
arbitrary configuration files, bypassing intended permissions.
(CVE-2011-3153)

It was discovered that Light Display Manager incorrectly handled links when
adjusting permissions on .Xauthority files. A local attacker could exploit
this issue to access arbitrary files, and possibly obtain increased
privileges. In the default Ubuntu installation, this would be prevented
by the Yama link restrictions. (CVE-2011-4105)");

  script_tag(name:"affected", value:"'lightdm' package(s) on Ubuntu 11.10.");

  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-deb.inc");

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

res = "";
report = "";

if(release == "UBUNTU11.10") {

  if(!isnull(res = isdpkgvuln(pkg:"liblightdm-gobject-1-0", ver:"1.0.6-0ubuntu1.1", rls:"UBUNTU11.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"liblightdm-qt-1-0", ver:"1.0.6-0ubuntu1.1", rls:"UBUNTU11.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"lightdm", ver:"1.0.6-0ubuntu1.1", rls:"UBUNTU11.10"))) {
    report += res;
  }

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

exit(0);

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16 Mar 2012 00:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS21.9
EPSS0.0004
17
.json
Report