GSD-2023-5536

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password.
Aliases
Aliases
CVE-2023-5536
To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-5536",
    "id": "GSD-2023-5536"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-5536"
      ],
      "details": "A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password.",
      "id": "GSD-2023-5536",
      "modified": "2023-12-13T01:20:50.444855Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@ubuntu.com",
        "ID": "CVE-2023-5536",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Ubuntu Server",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "versions": [
                              {
                                "lessThan": "24.04",
                                "status": "unaffected",
                                "version": "0",
                                "versionType": "semver"
                              }
                            ]
                          }
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Canonical"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Tobias J\u00e4ger"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password."
          }
        ]
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N",
            "version": "3.1"
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4",
            "refsource": "MISC",
            "url": "https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4"
          },
          {
            "name": "https://ubuntu.com/security/CVE-2023-5536",
            "refsource": "MISC",
            "url": "https://ubuntu.com/security/CVE-2023-5536"
          },
          {
            "name": "https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1829071",
            "refsource": "MISC",
            "url": "https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1829071"
          },
          {
            "name": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5536",
            "refsource": "MISC",
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5536"
          }
        ]
      },
      "work_around": [
        {
          "lang": "en",
          "value": "Remove users from lxd group and configure multi-user LXD mode.\nhttps://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4"
        }
      ]
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B9B542C8-8ABA-4985-A157-8E24F43CE6DB",
                    "versionEndExcluding": "24.04",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password."
          },
          {
            "lang": "es",
            "value": "Una caracter\u00edstica en LXD (LP#1829071) afecta la configuraci\u00f3n predeterminada de Ubuntu Server que permite a los usuarios privilegiados del grupo lxd escalar su privilegio a root sin requerir una contrase\u00f1a sudo."
          }
        ],
        "id": "CVE-2023-5536",
        "lastModified": "2023-12-18T20:01:53.153",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 6.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 0.5,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            },
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "LOCAL",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "HIGH",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 0.6,
              "impactScore": 4.0,
              "source": "security@ubuntu.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2023-12-12T02:15:09.003",
        "references": [
          {
            "source": "security@ubuntu.com",
            "tags": [
              "Issue Tracking",
              "Vendor Advisory"
            ],
            "url": "https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1829071"
          },
          {
            "source": "security@ubuntu.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5536"
          },
          {
            "source": "security@ubuntu.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4"
          },
          {
            "source": "security@ubuntu.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://ubuntu.com/security/CVE-2023-5536"
          }
        ],
        "sourceIdentifier": "security@ubuntu.com",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-276"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.