cve-2021-1501
Vulnerability from cvelistv5
Published
2021-04-29 17:31
Modified
2024-09-16 17:08
Severity
8.6 (High) - cvssV3_1 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Summary
Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability
References
SourceURLTags
ykramarz@cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerCVendor Advisory
Impacted products
VendorProduct
CiscoCisco Adaptive Security Appliance (ASA) Software
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T16:11:17.689Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20210428 Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerC"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Adaptive Security Appliance (ASA) Software",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2021-04-28T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected device."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-613",
              "description": "CWE-613",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-04-29T17:31:24",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20210428 Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerC"
        }
      ],
      "source": {
        "advisory": "cisco-sa-asa-ftd-sipdos-GGwmMerC",
        "defect": [
          [
            "CSCvw26544"
          ]
        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "DATE_PUBLIC": "2021-04-28T16:00:00",
          "ID": "CVE-2021-1501",
          "STATE": "PUBLIC",
          "TITLE": "Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Cisco Adaptive Security Appliance (ASA) Software",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cisco"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected device."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
          }
        ],
        "impact": {
          "cvss": {
            "baseScore": "8.6",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-613"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20210428 Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerC"
            }
          ]
        },
        "source": {
          "advisory": "cisco-sa-asa-ftd-sipdos-GGwmMerC",
          "defect": [
            [
              "CSCvw26544"
            ]
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2021-1501",
    "datePublished": "2021-04-29T17:31:24.187869Z",
    "dateReserved": "2020-11-13T00:00:00",
    "dateUpdated": "2024-09-16T17:08:30.210Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-1501\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2021-04-29T18:15:09.463\",\"lastModified\":\"2023-11-07T03:28:27.190\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected device.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad en el motor de inspecci\u00f3n SIP del Software Cisco Adaptive Security Appliance (ASA) y el software Cisco Firepower Threat Defense (FTD), podr\u00eda permitir a un atacante remoto no autenticado causar un bloqueo y la recarga de un dispositivo afectado, resultando en una denegaci\u00f3n de servicio ( DoS). La vulnerabilidad es debido a un bloqueo que ocurre durante una b\u00fasqueda de hash para una conexi\u00f3n SIP pinhole.\u0026#xa0;Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de tr\u00e1fico SIP dise\u00f1ado a trav\u00e9s de un dispositivo afectado.\u0026#xa0;Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante causar un bloqueo y recargar el dispositivo afectado\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":4.0}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":7.8},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]},{\"source\":\"ykramarz@cisco.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-613\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.2\",\"versionEndExcluding\":\"6.4.0.12\",\"matchCriteriaId\":\"F27F5475-6A35-41D8-AF91-CD49CFDBC192\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.5.0\",\"versionEndExcluding\":\"6.6.4\",\"matchCriteriaId\":\"04202164-FCC4-413E-90B5-01FE08AC6EEC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7.0\",\"versionEndExcluding\":\"6.7.0.2\",\"matchCriteriaId\":\"FDDF492B-BC61-4814-B05F-3F6CD07080F7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.8\",\"versionEndExcluding\":\"9.8.4.34\",\"matchCriteriaId\":\"17BDCF23-5836-4E95-A0E6-81334FE3F7BE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.9\",\"versionEndExcluding\":\"9.9.2.85\",\"matchCriteriaId\":\"8A9BFFBC-F577-47CD-83E8-A6227B17D557\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.10\",\"versionEndExcluding\":\"9.12.4.18\",\"matchCriteriaId\":\"13C4CAAF-7E9E-4D91-AF3D-9792CE47FDAF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.13\",\"versionEndExcluding\":\"9.13.1.21\",\"matchCriteriaId\":\"5B74C14F-C95B-4AF5-A255-1CA824AA7FDE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.14\",\"versionEndExcluding\":\"9.14.2.13\",\"matchCriteriaId\":\"06071877-6E69-4440-9306-6410223218D7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.15\",\"versionEndExcluding\":\"9.15.1.15\",\"matchCriteriaId\":\"9D2794F2-BC8F-42CC-910A-203BE7B3475F\"}]}]}],\"references\":[{\"url\":\"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerC\",\"source\":\"ykramarz@cisco.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.