Vulnerability-Lookup

CNVD-2021-53342

Vulnerability from cnvd - Published: 2021-07-22

Title

PostgreSQL命令注入漏洞

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存在安全漏洞，该漏洞源于特权的攻击者可利用该漏洞可以创建一个数据库名，允许在调用pglogical时作为PostgreSQL用户执行shell命令。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

PostgreSQL命令注入漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://bugzilla.redhat.com/show_bug.cgi?id=1954112

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-3515

Impacted products

Name
Postgresql PostgreSQL

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-3515",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-3515"
    }
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  "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\u3002\n\nPostgreSQL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7279\u6743\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u540d\uff0c\u5141\u8bb8\u5728\u8c03\u7528pglogical\u65f6\u4f5c\u4e3aPostgreSQL\u7528\u6237\u6267\u884cshell\u547d\u4ee4\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1954112",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-53342",
  "openTime": "2021-07-22",
  "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\u3002\r\n\r\nPostgreSQL\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7279\u6743\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u540d\uff0c\u5141\u8bb8\u5728\u8c03\u7528pglogical\u65f6\u4f5c\u4e3aPostgreSQL\u7528\u6237\u6267\u884cshell\u547d\u4ee4\u3002 \u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Postgresql PostgreSQL"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-3515",
  "serverity": "\u9ad8",
  "submitTime": "2021-07-16",
  "title": "PostgreSQL\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-3515 (GCVE-0-2021-3515)

Vulnerability from cvelistv5 – Published: 2021-06-01 13:31 – Updated: 2024-08-03 16:53

Summary

A shell injection flaw was found in pglogical in versions before 2.3.4 and before 3.6.26. An attacker with CREATEDB privileges on a PostgreSQL server can craft a database name that allows execution of shell commands as the postgresql user when calling pglogical.create_subscription().

Severity

No CVSS data available.

CWE

CWE-77

Assigner

redhat redhat root

References

1 reference

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1954112	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	pglogical	Affected: pglogical 2.3.4, pglogical 3.6.26

Show details on NVD website

JSON

To clipboard

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              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1954112"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "pglogical",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "pglogical 2.3.4, pglogical 3.6.26"
            }
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        }
      ],
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            "x_refsource_MISC"
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          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1954112"
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      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2021-3515",
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        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "pglogical",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "pglogical 2.3.4, pglogical 3.6.26"
                          }
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}

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CNVD-2021-53342

CVE-2021-3515 (GCVE-0-2021-3515)

Tags

Sightings

Nomenclature

Related by attack behaviour