Vulnerability-Lookup

CNVD-2020-02194

Vulnerability from cnvd - Published: 2020-01-14

Title

Postgresql-common资源管理错误漏洞

Description

PostgreSQL是PostgreSQL组织的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性，例如外键、触发器、视图等。postgresql-common是PostgreSQL的一个通用软件包。 postgresql-common 210之前版本中的pg_ctlcluster脚本存在安全漏洞。该漏洞源于postgresql-common pg_ctlcluster脚本没有正确处理目录的创建。本地攻击者可利用该漏洞提升权限。

Severity

高

Patch Name

Postgresql-common资源管理错误漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁已修复漏洞，补丁获取链接： https://wiki.ubuntu.com/Security/Upgrades

Reference

https://usn.ubuntu.com/4194-1/

Impacted products

Name
PostgreSQL postgresql-common

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-3466",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-3466"
    }
  },
  "description": "PostgreSQL\u662fPostgreSQL\u7ec4\u7ec7\u7684\u4e00\u5957\u81ea\u7531\u7684\u5bf9\u8c61\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u652f\u6301\u5927\u90e8\u5206SQL\u6807\u51c6\u5e76\u4e14\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u7279\u6027\uff0c\u4f8b\u5982\u5916\u952e\u3001\u89e6\u53d1\u5668\u3001\u89c6\u56fe\u7b49\u3002postgresql-common\u662fPostgreSQL\u7684\u4e00\u4e2a\u901a\u7528\u8f6f\u4ef6\u5305\u3002\n\npostgresql-common 210\u4e4b\u524d\u7248\u672c\u4e2d\u7684pg_ctlcluster\u811a\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8epostgresql-common pg_ctlcluster\u811a\u672c\u6ca1\u6709\u6b63\u786e\u5904\u7406\u76ee\u5f55\u7684\u521b\u5efa\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\u6743\u9650\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u5df2\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://wiki.ubuntu.com/Security/Upgrades",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-02194",
  "openTime": "2020-01-14",
  "patchDescription": "PostgreSQL\u662fPostgreSQL\u7ec4\u7ec7\u7684\u4e00\u5957\u81ea\u7531\u7684\u5bf9\u8c61\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u8be5\u7cfb\u7edf\u652f\u6301\u5927\u90e8\u5206SQL\u6807\u51c6\u5e76\u4e14\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u7279\u6027\uff0c\u4f8b\u5982\u5916\u952e\u3001\u89e6\u53d1\u5668\u3001\u89c6\u56fe\u7b49\u3002postgresql-common\u662fPostgreSQL\u7684\u4e00\u4e2a\u901a\u7528\u8f6f\u4ef6\u5305\u3002\r\n\r\npostgresql-common 210\u4e4b\u524d\u7248\u672c\u4e2d\u7684pg_ctlcluster\u811a\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8epostgresql-common pg_ctlcluster\u811a\u672c\u6ca1\u6709\u6b63\u786e\u5904\u7406\u76ee\u5f55\u7684\u521b\u5efa\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u63d0\u5347\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": "Postgresql-common\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PostgreSQL postgresql-common"
  },
  "referenceLink": "https://usn.ubuntu.com/4194-1/",
  "serverity": "\u9ad8",
  "submitTime": "2019-11-15",
  "title": "Postgresql-common\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2019-3466 (GCVE-0-2019-3466)

Vulnerability from cvelistv5 – Published: 2019-11-20 17:16 – Updated: 2024-08-04 19:12

Summary

The pg_ctlcluster script in postgresql-common in versions prior to 210 didn't drop privileges when creating socket/statistics temporary directories, which could result in local privilege escalation.

Severity

No CVSS data available.

CWE

Insufficient drop of privileges

Assigner

debian mitre root

References

2 references

URL	Tags
https://blog.mirch.io/2019/11/15/cve-2019-3466-de…	x_refsource_MISC
https://usn.ubuntu.com/4194-2/	vendor-advisoryx_refsource_UBUNTU

Impacted products

1 product

Vendor	Product	Version
n/a	postgresql-common (Debian-specific Postgres management tools)	Affected: Versions before 210

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T19:12:09.467Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          {
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              "x_transferred"
            ],
            "url": "https://blog.mirch.io/2019/11/15/cve-2019-3466-debian-ubuntu-pg_ctlcluster-privilege-escalation/"
          },
          {
            "name": "USN-4194-2",
            "tags": [
              "vendor-advisory",
              "x_refsource_UBUNTU",
              "x_transferred"
            ],
            "url": "https://usn.ubuntu.com/4194-2/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "postgresql-common (Debian-specific Postgres management tools)",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Versions before 210"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The pg_ctlcluster script in postgresql-common in versions prior to 210 didn\u0027t drop privileges when creating socket/statistics temporary directories, which could result in local privilege escalation."
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "description": "Insufficient drop of privileges",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-12-03T20:06:05.000Z",
        "orgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
        "shortName": "debian"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://blog.mirch.io/2019/11/15/cve-2019-3466-debian-ubuntu-pg_ctlcluster-privilege-escalation/"
        },
        {
          "name": "USN-4194-2",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4194-2/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@debian.org",
          "ID": "CVE-2019-3466",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "postgresql-common (Debian-specific Postgres management tools)",
                      "version": {
                        "version_data": [
                          {
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                          }
                        ]
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                "vendor_name": "n/a"
              }
            ]
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        },
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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              "value": "The pg_ctlcluster script in postgresql-common in versions prior to 210 didn\u0027t drop privileges when creating socket/statistics temporary directories, which could result in local privilege escalation."
            }
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        },
        "problemtype": {
          "problemtype_data": [
            {
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                  "value": "Insufficient drop of privileges"
                }
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              "url": "https://blog.mirch.io/2019/11/15/cve-2019-3466-debian-ubuntu-pg_ctlcluster-privilege-escalation/"
            },
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              "name": "USN-4194-2",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4194-2/"
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  },
  "cveMetadata": {
    "assignerOrgId": "79363d38-fa19-49d1-9214-5f28da3f3ac5",
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    "datePublished": "2019-11-20T17:16:16.000Z",
    "dateReserved": "2018-12-31T00:00:00.000Z",
    "dateUpdated": "2024-08-04T19:12:09.467Z",
    "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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2020-02194

CVE-2019-3466 (GCVE-0-2019-3466)

Tags

Sightings

Nomenclature

Related by attack behaviour