cve-2021-3031
Vulnerability from cvelistv5
Published
2021-01-13 18:10
Modified
2024-09-16 16:48
Severity
Summary
PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)
Impacted products
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T16:45:50.688Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://security.paloaltonetworks.com/CVE-2021-3031"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200"
          ],
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "lessThan": "8.1.18",
              "status": "affected",
              "version": "8.1",
              "versionType": "custom"
            },
            {
              "lessThan": "9.0.12",
              "status": "affected",
              "version": "9.0",
              "versionType": "custom"
            },
            {
              "lessThan": "9.1.5",
              "status": "affected",
              "version": "9.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "PAN-OS",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "status": "unaffected",
              "version": "10.0.*"
            },
            {
              "lessThan": "8.1*",
              "status": "unaffected",
              "version": "8.1.18",
              "versionType": "custom"
            },
            {
              "lessThan": "9.0*",
              "status": "unaffected",
              "version": "9.0.12",
              "versionType": "custom"
            },
            {
              "lessThan": "9.1*",
              "status": "unaffected",
              "version": "9.1.5",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "This issue was found by a customer of Palo Alto Networks during a security review."
        }
      ],
      "datePublic": "2021-01-13T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200 Information Exposure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-13T18:10:13",
        "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
        "shortName": "palo_alto"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://security.paloaltonetworks.com/CVE-2021-3031"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "This issue is fixed in PAN-OS 8.1.18, PAN-OS 9.0.12, PAN-OS 9.1.5, and all later PAN-OS versions."
        }
      ],
      "source": {
        "defect": [
          "PAN-124681"
        ],
        "discovery": "USER"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2021-01-13T00:00:00",
          "value": "Initial publication"
        }
      ],
      "title": "PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)",
      "workarounds": [
        {
          "lang": "en",
          "value": "There is no workaround to prevent the information leak in the Ethernet packets; however, restricting access to the networks mitigates the risk of this issue."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@paloaltonetworks.com",
          "DATE_PUBLIC": "2021-01-13T17:00:00.000Z",
          "ID": "CVE-2021-3031",
          "STATE": "PUBLIC",
          "TITLE": "PAN-OS: Information exposure in Ethernet data frame construction (Etherleak)"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "PAN-OS",
                      "version": {
                        "version_data": [
                          {
                            "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200",
                            "version_affected": "\u003c",
                            "version_name": "8.1",
                            "version_value": "8.1.18"
                          },
                          {
                            "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200",
                            "version_affected": "\u003c",
                            "version_name": "9.0",
                            "version_value": "9.0.12"
                          },
                          {
                            "platform": "PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200",
                            "version_affected": "\u003c",
                            "version_name": "9.1",
                            "version_value": "9.1.5"
                          },
                          {
                            "version_affected": "!\u003e=",
                            "version_name": "8.1",
                            "version_value": "8.1.18"
                          },
                          {
                            "version_affected": "!\u003e=",
                            "version_name": "9.0",
                            "version_value": "9.0.12"
                          },
                          {
                            "version_affected": "!\u003e=",
                            "version_name": "9.1",
                            "version_value": "9.1.5"
                          },
                          {
                            "version_affected": "!",
                            "version_name": "10.0",
                            "version_value": "10.0.*"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Palo Alto Networks"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "This issue was found by a customer of Palo Alto Networks during a security review."
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue."
          }
        ],
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-200 Information Exposure"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://security.paloaltonetworks.com/CVE-2021-3031",
              "refsource": "MISC",
              "url": "https://security.paloaltonetworks.com/CVE-2021-3031"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "This issue is fixed in PAN-OS 8.1.18, PAN-OS 9.0.12, PAN-OS 9.1.5, and all later PAN-OS versions."
          }
        ],
        "source": {
          "defect": [
            "PAN-124681"
          ],
          "discovery": "USER"
        },
        "timeline": [
          {
            "lang": "en",
            "time": "2021-01-13T00:00:00",
            "value": "Initial publication"
          }
        ],
        "work_around": [
          {
            "lang": "en",
            "value": "There is no workaround to prevent the information leak in the Ethernet packets; however, restricting access to the networks mitigates the risk of this issue."
          }
        ],
        "x_advisoryEoL": false,
        "x_affectedList": [
          "PAN-OS 9.1.4",
          "PAN-OS 9.1.3-h1",
          "PAN-OS 9.1.3",
          "PAN-OS 9.1.2-h1",
          "PAN-OS 9.1.2",
          "PAN-OS 9.1.1",
          "PAN-OS 9.1.0-h3",
          "PAN-OS 9.1.0-h2",
          "PAN-OS 9.1.0-h1",
          "PAN-OS 9.1.0",
          "PAN-OS 9.1",
          "PAN-OS 9.0.11",
          "PAN-OS 9.0.10",
          "PAN-OS 9.0.9-h1",
          "PAN-OS 9.0.9",
          "PAN-OS 9.0.8",
          "PAN-OS 9.0.7",
          "PAN-OS 9.0.6",
          "PAN-OS 9.0.5",
          "PAN-OS 9.0.4",
          "PAN-OS 9.0.3-h3",
          "PAN-OS 9.0.3-h2",
          "PAN-OS 9.0.3-h1",
          "PAN-OS 9.0.3",
          "PAN-OS 9.0.2-h4",
          "PAN-OS 9.0.2-h3",
          "PAN-OS 9.0.2-h2",
          "PAN-OS 9.0.2-h1",
          "PAN-OS 9.0.2",
          "PAN-OS 9.0.1",
          "PAN-OS 9.0.0",
          "PAN-OS 9.0",
          "PAN-OS 8.1.17",
          "PAN-OS 8.1.16",
          "PAN-OS 8.1.15-h3",
          "PAN-OS 8.1.15-h2",
          "PAN-OS 8.1.15-h1",
          "PAN-OS 8.1.15",
          "PAN-OS 8.1.14-h2",
          "PAN-OS 8.1.14-h1",
          "PAN-OS 8.1.14",
          "PAN-OS 8.1.13",
          "PAN-OS 8.1.12",
          "PAN-OS 8.1.11",
          "PAN-OS 8.1.10",
          "PAN-OS 8.1.9-h4",
          "PAN-OS 8.1.9-h3",
          "PAN-OS 8.1.9-h2",
          "PAN-OS 8.1.9-h1",
          "PAN-OS 8.1.9",
          "PAN-OS 8.1.8-h5",
          "PAN-OS 8.1.8-h4",
          "PAN-OS 8.1.8-h3",
          "PAN-OS 8.1.8-h2",
          "PAN-OS 8.1.8-h1",
          "PAN-OS 8.1.8",
          "PAN-OS 8.1.7",
          "PAN-OS 8.1.6-h2",
          "PAN-OS 8.1.6-h1",
          "PAN-OS 8.1.6",
          "PAN-OS 8.1.5",
          "PAN-OS 8.1.4",
          "PAN-OS 8.1.3",
          "PAN-OS 8.1.2",
          "PAN-OS 8.1.1",
          "PAN-OS 8.1.0",
          "PAN-OS 8.1"
        ]
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
    "assignerShortName": "palo_alto",
    "cveId": "CVE-2021-3031",
    "datePublished": "2021-01-13T18:10:13.174067Z",
    "dateReserved": "2021-01-06T00:00:00",
    "dateUpdated": "2024-09-16T16:48:43.134Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-3031\",\"sourceIdentifier\":\"psirt@paloaltonetworks.com\",\"published\":\"2021-01-13T18:15:14.603\",\"lastModified\":\"2022-10-27T12:51:30.810\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Padding bytes in Ethernet packets on PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series, and PA-7000 Series firewalls are not cleared before the data frame is created. This leaks a small amount of random information from the firewall memory into the Ethernet packets. An attacker on the same Ethernet subnet as the PAN-OS firewall is able to collect potentially sensitive information from these packets. This issue is also known as Etherleak and is detected by security scanners as CVE-2003-0001. This issue impacts: PAN-OS 8.1 version earlier than PAN-OS 8.1.18; PAN-OS 9.0 versions earlier than PAN-OS 9.0.12; PAN-OS 9.1 versions earlier than PAN-OS 9.1.5.\"},{\"lang\":\"es\",\"value\":\"Los bytes de relleno en los paquetes Ethernet en los firewalls PA-200, PA-220, PA-500, PA-800, PA-2000 Series, PA-3000 Series, PA-3200 Series, PA-5200 Series y PA-7000 Series, no son borrados antes de que se cree la trama de datos.\u0026#xa0;Esto filtra una peque\u00f1a cantidad de informaci\u00f3n aleatoria de la memoria del firewall para los paquetes Ethernet.\u0026#xa0;Un atacante en la misma subred Ethernet que el firewall PAN-OS puede recopilar informaci\u00f3n potencialmente confidencial de estos paquetes.\u0026#xa0;Este problema tambi\u00e9n se conoce como Etherleak y los esc\u00e1neres de seguridad lo detectan como CVE-2003-0001.\u0026#xa0;Este problema afecta: PAN-OS 8.1 versiones anteriores a PAN-OS 8.1.18;\u0026#xa0;PAN-OS 9.0 versiones anteriores a PAN-OS 9.0.12;\u0026#xa0;PAN-OS 9.1 versiones anteriores a PAN-OS 9.1.5.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:N/C:P/I:N/A:N\",\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":3.3},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.5,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-212\"}]},{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C4A00CA4-326B-45A1-A4C1-46DDA28819AA\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-2020:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"17D4C591-22F5-44A8-8490-7B4AD0682414\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-2050:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"ADF87CC5-485D-4F39-953C-A727CF0A5305\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-220:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E75FBB9F-24D9-413A-ABC8-6ACFD99F4097\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3020:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"43FCBC3C-C1EC-43D3-80CE-6C8D0C465FD3\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3050:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2480738F-8A68-4B15-8893-0BD9AA4660B8\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3060:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F3DA3033-6239-47D4-9CF9-11AE51E0308E\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3220:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A1D39EA7-7F92-4CF0-AF52-D6DA4A35683A\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3250:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B2632686-9B16-4CDB-8874-55CDB86CA90F\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-3260:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DED6DB33-02C3-421E-B289-0E735293F100\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-500:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6550421C-0EA0-4C04-93C9-F862B1CDED67\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-5200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0196D5B4-9C82-4DC6-9A3D-3397BE92D153\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-800:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"5BC340BF-F1B1-4EE8-91C9-DF650B26555F\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.1.0\",\"versionEndExcluding\":\"8.1.18\",\"matchCriteriaId\":\"33293775-DC4C-41E0-89CD-B15F4B73D130\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.0.0\",\"versionEndExcluding\":\"9.0.12\",\"matchCriteriaId\":\"9DABB61F-8BFA-4476-9A59-E0DC68873022\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.1.0\",\"versionEndExcluding\":\"9.1.5\",\"matchCriteriaId\":\"872E6056-5BE6-4FE8-BE33-F98CF0DBC67C\"}]}]}],\"references\":[{\"url\":\"https://security.paloaltonetworks.com/CVE-2021-3031\",\"source\":\"psirt@paloaltonetworks.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...