Vulnerability-Lookup

CNVD-2021-47637

Vulnerability from cnvd - Published: 2021-07-06

Title

Tenable Network Security Nessus权限提升漏洞（CNVD-2021-47637）

Description

Tenable Network Security Nessus是美国Tenable Network Security公司的一款开源的系统漏洞扫描器。 Nessus 存在安全漏洞，该漏洞源于Nessus8.13.2及之前版本被发现包含一个权限升级漏洞，该漏洞允许Nessus管理员用户上传一个特殊制作的文件。攻击者可利用该漏洞获得Nessus主机上的管理员权限。

Severity

高

Patch Name

Tenable Network Security Nessus权限提升漏洞（CNVD-2021-47637）的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://zh-cn.tenable.com/security/tns-2021-07?tns_redirect=true

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-20079

Impacted products

Name
Tenable Network Security Nessus <=8.13.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-20079"
    }
  },
  "description": "Tenable Network Security Nessus\u662f\u7f8e\u56fdTenable Network Security\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u7cfb\u7edf\u6f0f\u6d1e\u626b\u63cf\u5668\u3002\n\nNessus \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eNessus8.13.2\u53ca\u4e4b\u524d\u7248\u672c\u88ab\u53d1\u73b0\u5305\u542b\u4e00\u4e2a\u6743\u9650\u5347\u7ea7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8Nessus\u7ba1\u7406\u5458\u7528\u6237\u4e0a\u4f20\u4e00\u4e2a\u7279\u6b8a\u5236\u4f5c\u7684\u6587\u4ef6\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u5f97Nessus\u4e3b\u673a\u4e0a\u7684\u7ba1\u7406\u5458\u6743\u9650\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://zh-cn.tenable.com/security/tns-2021-07?tns_redirect=true",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-47637",
  "openTime": "2021-07-06",
  "patchDescription": "Tenable Network Security Nessus\u662f\u7f8e\u56fdTenable Network Security\u516c\u53f8\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u7cfb\u7edf\u6f0f\u6d1e\u626b\u63cf\u5668\u3002\r\n\r\nNessus \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eNessus8.13.2\u53ca\u4e4b\u524d\u7248\u672c\u88ab\u53d1\u73b0\u5305\u542b\u4e00\u4e2a\u6743\u9650\u5347\u7ea7\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u5141\u8bb8Nessus\u7ba1\u7406\u5458\u7528\u6237\u4e0a\u4f20\u4e00\u4e2a\u7279\u6b8a\u5236\u4f5c\u7684\u6587\u4ef6\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u5f97Nessus\u4e3b\u673a\u4e0a\u7684\u7ba1\u7406\u5458\u6743\u9650\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": "Tenable Network Security Nessus\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2021-47637\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Tenable Network Security Nessus \u003c=8.13.2"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-20079",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-30",
  "title": "Tenable Network Security Nessus\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff08CNVD-2021-47637\uff09"
}

CVE-2021-20079 (GCVE-0-2021-20079)

Vulnerability from cvelistv5 – Published: 2021-06-29 18:16 – Updated: 2024-08-03 17:30

Summary

Nessus versions 8.13.2 and earlier were found to contain a privilege escalation vulnerability which could allow a Nessus administrator user to upload a specially crafted file that could lead to gaining administrator privileges on the Nessus host.

Severity

No CVSS data available.

CWE

Local Privilege Escalation

Assigner

tenable

References

1 reference

URL	Tags
https://www.tenable.com/security/tns-2021-07	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Nessus	Affected: Nessus 8.13.2 and earlier

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:30:07.345Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tenable.com/security/tns-2021-07"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Nessus",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Nessus 8.13.2 and earlier"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Nessus versions 8.13.2 and earlier were found to contain a privilege escalation vulnerability which could allow a Nessus administrator user to upload a specially crafted file that could lead to gaining administrator privileges on the Nessus host."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Local Privilege Escalation",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-29T18:16:35.000Z",
        "orgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
        "shortName": "tenable"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tenable.com/security/tns-2021-07"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "vulnreport@tenable.com",
          "ID": "CVE-2021-20079",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Nessus",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Nessus 8.13.2 and earlier"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Nessus versions 8.13.2 and earlier were found to contain a privilege escalation vulnerability which could allow a Nessus administrator user to upload a specially crafted file that could lead to gaining administrator privileges on the Nessus host."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Local Privilege Escalation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.tenable.com/security/tns-2021-07",
              "refsource": "MISC",
              "url": "https://www.tenable.com/security/tns-2021-07"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "5ac1ecc2-367a-4d16-a0b2-35d495ddd0be",
    "assignerShortName": "tenable",
    "cveId": "CVE-2021-20079",
    "datePublished": "2021-06-29T18:16:35.000Z",
    "dateReserved": "2020-12-17T00:00:00.000Z",
    "dateUpdated": "2024-08-03T17:30:07.345Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

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

CNVD-2021-47637

CVE-2021-20079 (GCVE-0-2021-20079)

Tags

Sightings

Nomenclature