Vulnerability-Lookup

CERTA-2009-AVI-426

Vulnerability from certfr_avis - Published: 2009-10-07 - Updated: 2009-10-07

Une vulnérabilité dans la solution de virtualisation Xen permet à un utilisateur local malintentionné de contourner la politique de sécurité du système.

Description

Une vulnérabilité, causée par un manque de contrôle dans le script pyGrub, peut être exploitée afin de contourner la politique de sécurité.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Xen 3.x.

Impacted products

	Vendor	Product	Description

References

Title

Publication Time

CVE-2009-3525 (GCVE-0-2009-3525)

Vulnerability from cvelistv5 – Published: 2009-10-05 19:00 – Updated: 2024-08-07 06:31

Summary

The pyGrub boot loader in Xen 3.0.3, 3.3.0, and Xen-3.3.1 does not support the password option in grub.conf for para-virtualized guests, which allows attackers with access to the para-virtualized guest console to boot the guest or modify the guest's kernel boot parameters without providing the expected password.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://oval.cisecurity.org/repository/search/def…	vdb-entrysignaturex_refsource_OVAL
	http://www.openwall.com/lists/oss-security/2009/09/25/1	mailing-listx_refsource_MLIST
	http://secunia.com/advisories/36908	third-party-advisoryx_refsource_SECUNIA
	https://bugzilla.redhat.com/show_bug.cgi?id=525740#c0	x_refsource_CONFIRM
	http://www.redhat.com/support/errata/RHSA-2009-14…	vendor-advisoryx_refsource_REDHAT
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.securityfocus.com/bid/36523	vdb-entryx_refsource_BID
	http://www.securitytracker.com/id?1022950	vdb-entryx_refsource_SECTRACK
	https://bugzilla.redhat.com/show_bug.cgi?id=525740	x_refsource_CONFIRM
	http://xenbits.xensource.com/xen-unstable.hg?rev/…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-07T06:31:10.518Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "oval:org.mitre.oval:def:9466",
            "tags": [
              "vdb-entry",
              "signature",
              "x_refsource_OVAL",
              "x_transferred"
            ],
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9466"
          },
          {
            "name": "[oss-security] 20090925 CVE Request -- Xen -- PyGrub",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2009/09/25/1"
          },
          {
            "name": "36908",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/36908"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740#c0"
          },
          {
            "name": "RHSA-2009:1472",
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT",
              "x_transferred"
            ],
            "url": "http://www.redhat.com/support/errata/RHSA-2009-1472.html"
          },
          {
            "name": "SUSE-SR:2010:012",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html"
          },
          {
            "name": "36523",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/36523"
          },
          {
            "name": "1022950",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://www.securitytracker.com/id?1022950"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://xenbits.xensource.com/xen-unstable.hg?rev/8f783adc0ee3"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2009-09-25T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "The pyGrub boot loader in Xen 3.0.3, 3.3.0, and Xen-3.3.1 does not support the password option in grub.conf for para-virtualized guests, which allows attackers with access to the para-virtualized guest console to boot the guest or modify the guest\u0027s kernel boot parameters without providing the expected password."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-09-18T12:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "oval:org.mitre.oval:def:9466",
          "tags": [
            "vdb-entry",
            "signature",
            "x_refsource_OVAL"
          ],
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9466"
        },
        {
          "name": "[oss-security] 20090925 CVE Request -- Xen -- PyGrub",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2009/09/25/1"
        },
        {
          "name": "36908",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/36908"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740#c0"
        },
        {
          "name": "RHSA-2009:1472",
          "tags": [
            "vendor-advisory",
            "x_refsource_REDHAT"
          ],
          "url": "http://www.redhat.com/support/errata/RHSA-2009-1472.html"
        },
        {
          "name": "SUSE-SR:2010:012",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html"
        },
        {
          "name": "36523",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/36523"
        },
        {
          "name": "1022950",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://www.securitytracker.com/id?1022950"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://xenbits.xensource.com/xen-unstable.hg?rev/8f783adc0ee3"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2009-3525",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The pyGrub boot loader in Xen 3.0.3, 3.3.0, and Xen-3.3.1 does not support the password option in grub.conf for para-virtualized guests, which allows attackers with access to the para-virtualized guest console to boot the guest or modify the guest\u0027s kernel boot parameters without providing the expected password."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "oval:org.mitre.oval:def:9466",
              "refsource": "OVAL",
              "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9466"
            },
            {
              "name": "[oss-security] 20090925 CVE Request -- Xen -- PyGrub",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2009/09/25/1"
            },
            {
              "name": "36908",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/36908"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=525740#c0",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740#c0"
            },
            {
              "name": "RHSA-2009:1472",
              "refsource": "REDHAT",
              "url": "http://www.redhat.com/support/errata/RHSA-2009-1472.html"
            },
            {
              "name": "SUSE-SR:2010:012",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html"
            },
            {
              "name": "36523",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/36523"
            },
            {
              "name": "1022950",
              "refsource": "SECTRACK",
              "url": "http://www.securitytracker.com/id?1022950"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=525740",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=525740"
            },
            {
              "name": "http://xenbits.xensource.com/xen-unstable.hg?rev/8f783adc0ee3",
              "refsource": "CONFIRM",
              "url": "http://xenbits.xensource.com/xen-unstable.hg?rev/8f783adc0ee3"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2009-3525",
    "datePublished": "2009-10-05T19:00:00",
    "dateReserved": "2009-10-01T00:00:00",
    "dateUpdated": "2024-08-07T06:31:10.518Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted