cnvd - cnvd-2020-16478

cnvd-2020-16478

Vulnerability from cnvd

Title: Cisco Adaptive Security Appliances Software输入验证错误漏洞

Description:

Cisco Adaptive Security Appliances Software（ASA Software）是美国思科（Cisco）公司的一套防火墙和网络安全平台。该平台提供了对数据和网络资源的高度安全的访问等功能。

Cisco ASA中的smart tunnel功能存在输入验证错误漏洞，该漏洞源于ASA smart tunnel在客户端设备上创建的本地系统文件分配了较宽松的权限，本地攻击者可通过运行恶意的脚本利用该漏洞在用户未知情的情况下将权限提升至root。

Severity: 中

Patch Name: Cisco Adaptive Security Appliances Software输入验证错误漏洞的补丁

Patch Description:

Cisco ASA中的smart tunnel功能存在输入验证错误漏洞，该漏洞源于ASA smart tunnel在客户端设备上创建的本地系统文件分配了较宽松的权限，本地攻击者可通过运行恶意的脚本利用该漏洞在用户未知情的情况下将权限提升至root。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi

Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi

Impacted products

Name
Cisco Adaptive Security Appliances Software

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-1944",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-1944"
    }
  },
  "description": "Cisco Adaptive Security Appliances Software\uff08ASA Software\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u9632\u706b\u5899\u548c\u7f51\u7edc\u5b89\u5168\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u63d0\u4f9b\u4e86\u5bf9\u6570\u636e\u548c\u7f51\u7edc\u8d44\u6e90\u7684\u9ad8\u5ea6\u5b89\u5168\u7684\u8bbf\u95ee\u7b49\u529f\u80fd\u3002\n\nCisco ASA\u4e2d\u7684smart tunnel\u529f\u80fd\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eASA smart tunnel\u5728\u5ba2\u6237\u7aef\u8bbe\u5907\u4e0a\u521b\u5efa\u7684\u672c\u5730\u7cfb\u7edf\u6587\u4ef6\u5206\u914d\u4e86\u8f83\u5bbd\u677e\u7684\u6743\u9650\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u6076\u610f\u7684\u811a\u672c\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7528\u6237\u672a\u77e5\u60c5\u7684\u60c5\u51b5\u4e0b\u5c06\u6743\u9650\u63d0\u5347\u81f3root\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-16478",
  "openTime": "2020-03-10",
  "patchDescription": "Cisco Adaptive Security Appliances Software\uff08ASA Software\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u9632\u706b\u5899\u548c\u7f51\u7edc\u5b89\u5168\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u63d0\u4f9b\u4e86\u5bf9\u6570\u636e\u548c\u7f51\u7edc\u8d44\u6e90\u7684\u9ad8\u5ea6\u5b89\u5168\u7684\u8bbf\u95ee\u7b49\u529f\u80fd\u3002\r\n\r\nCisco ASA\u4e2d\u7684smart tunnel\u529f\u80fd\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eASA smart tunnel\u5728\u5ba2\u6237\u7aef\u8bbe\u5907\u4e0a\u521b\u5efa\u7684\u672c\u5730\u7cfb\u7edf\u6587\u4ef6\u5206\u914d\u4e86\u8f83\u5bbd\u677e\u7684\u6743\u9650\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8fd0\u884c\u6076\u610f\u7684\u811a\u672c\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7528\u6237\u672a\u77e5\u60c5\u7684\u60c5\u51b5\u4e0b\u5c06\u6743\u9650\u63d0\u5347\u81f3root\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Cisco Adaptive Security Appliances Software\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco Adaptive Security Appliances Software"
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi",
  "serverity": "\u4e2d",
  "submitTime": "2019-08-08",
  "title": "Cisco Adaptive Security Appliances Software\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2019-1944 (GCVE-0-2019-1944)

Vulnerability from cvelistv5

Published

2019-08-07 21:20

Modified

2024-11-20 17:14

Severity ?

6.7 (Medium) - CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

CWE

CWE-20

Summary

Multiple vulnerabilities in the smart tunnel functionality of Cisco Adaptive Security Appliance (ASA) could allow an authenticated, local attacker to elevate privileges to the root user or load a malicious library file while the tunnel is being established. For more information about these vulnerabilities, see the Details section of this security advisory.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco Adaptive Security Appliance (ASA) Software	Version: unspecified < 9.8.4.7

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T18:35:52.331Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20190807 Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2019-1944",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-20T16:53:33.811056Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-20T17:14:12.912Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Adaptive Security Appliance (ASA) Software",
          "vendor": "Cisco",
          "versions": [
            {
              "lessThan": "9.8.4.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2019-08-07T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Multiple vulnerabilities in the smart tunnel functionality of Cisco Adaptive Security Appliance (ASA) could allow an authenticated, local attacker to elevate privileges to the root user or load a malicious library file while the tunnel is being established. For more information about these vulnerabilities, see the Details section of this security advisory."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-08-07T21:20:12",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20190807 Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi"
        }
      ],
      "source": {
        "advisory": "cisco-sa-20190807-asa-multi",
        "defect": [
          [
            "CSCvo78789"
          ]
        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "DATE_PUBLIC": "2019-08-07T16:00:00-0700",
          "ID": "CVE-2019-1944",
          "STATE": "PUBLIC",
          "TITLE": "Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Cisco Adaptive Security Appliance (ASA) Software",
                      "version": {
                        "version_data": [
                          {
                            "affected": "\u003c",
                            "version_affected": "\u003c",
                            "version_value": "9.8.4.7"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cisco"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Multiple vulnerabilities in the smart tunnel functionality of Cisco Adaptive Security Appliance (ASA) could allow an authenticated, local attacker to elevate privileges to the root user or load a malicious library file while the tunnel is being established. For more information about these vulnerabilities, see the Details section of this security advisory."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory."
          }
        ],
        "impact": {
          "cvss": {
            "baseScore": "6.7",
            "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-20"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20190807 Cisco Adaptive Security Appliance Smart Tunnel Vulnerabilities",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190807-asa-multi"
            }
          ]
        },
        "source": {
          "advisory": "cisco-sa-20190807-asa-multi",
          "defect": [
            [
              "CSCvo78789"
            ]
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2019-1944",
    "datePublished": "2019-08-07T21:20:12.211399Z",
    "dateReserved": "2018-12-06T00:00:00",
    "dateUpdated": "2024-11-20T17:14:12.912Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted