Vulnerability-Lookup

CNVD-2020-52891

Vulnerability from cnvd - Published: 2020-09-18

Title

InspIRCd内存错误引用漏洞

Description

InspIRCd是用于类UNIX系统和Windows系统的模块化C++互联网中继聊天(IRC)服务器。 InspIRCd中的pgsql模块存在安全漏洞。与sqlauth或sqloper模块结合使用时，任何能够连接到服务器的用户都可以使用此漏洞对InspIRCd服务器进行远程崩溃。

Severity

中

Patch Name

InspIRCd内存错误引用漏洞的补丁

Patch Description

InspIRCd是用于类UNIX系统和Windows系统的模块化C++互联网中继聊天(IRC)服务器。 InspIRCd中的pgsql模块存在安全漏洞。与sqlauth或sqloper模块结合使用时，任何能够连接到服务器的用户都可以使用此漏洞对InspIRCd服务器进行远程崩溃。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://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-25269

Impacted products

Name
['InspIRCd InspIRCd 2.，<2.0.29', 'InspIRCd InspIRCd 3.，<3.6.0']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-25269",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-25269"
    }
  },
  "description": "InspIRCd\u662f\u7528\u4e8e\u7c7bUNIX\u7cfb\u7edf\u548cWindows\u7cfb\u7edf\u7684\u6a21\u5757\u5316C++\u4e92\u8054\u7f51\u4e2d\u7ee7\u804a\u5929(IRC)\u670d\u52a1\u5668\u3002\n\nInspIRCd\u4e2d\u7684pgsql\u6a21\u5757\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u4e0esqlauth\u6216sqloper\u6a21\u5757\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u4efb\u4f55\u80fd\u591f\u8fde\u63a5\u5230\u670d\u52a1\u5668\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u4f7f\u7528\u6b64\u6f0f\u6d1e\u5bf9InspIRCd\u670d\u52a1\u5668\u8fdb\u884c\u8fdc\u7a0b\u5d29\u6e83\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://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-52891",
  "openTime": "2020-09-18",
  "patchDescription": "InspIRCd\u662f\u7528\u4e8e\u7c7bUNIX\u7cfb\u7edf\u548cWindows\u7cfb\u7edf\u7684\u6a21\u5757\u5316C++\u4e92\u8054\u7f51\u4e2d\u7ee7\u804a\u5929(IRC)\u670d\u52a1\u5668\u3002\r\n\r\nInspIRCd\u4e2d\u7684pgsql\u6a21\u5757\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u4e0esqlauth\u6216sqloper\u6a21\u5757\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u4efb\u4f55\u80fd\u591f\u8fde\u63a5\u5230\u670d\u52a1\u5668\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u4f7f\u7528\u6b64\u6f0f\u6d1e\u5bf9InspIRCd\u670d\u52a1\u5668\u8fdb\u884c\u8fdc\u7a0b\u5d29\u6e83\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": "InspIRCd\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "InspIRCd InspIRCd 2.*\uff0c\u003c2.0.29",
      "InspIRCd InspIRCd 3.*\uff0c\u003c3.6.0"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-25269",
  "serverity": "\u4e2d",
  "submitTime": "2020-09-11",
  "title": "InspIRCd\u5185\u5b58\u9519\u8bef\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2020-25269 (GCVE-0-2020-25269)

Vulnerability from cvelistv5 – Published: 2020-09-11 04:43 – Updated: 2024-08-04 15:33

Summary

An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0. The pgsql module contains a use after free vulnerability. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://docs.inspircd.org/security/2020-01/	x_refsource_MISC
https://github.com/inspircd/inspircd/compare/v2.0…	x_refsource_MISC
https://github.com/inspircd/inspircd/compare/426d…	x_refsource_MISC
https://www.debian.org/security/2020/dsa-4764	vendor-advisoryx_refsource_DEBIAN
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:33:05.609Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://docs.inspircd.org/security/2020-01/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/inspircd/inspircd/compare/v2.0.28...07d7dea"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9"
          },
          {
            "name": "DSA-4764",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4764"
          },
          {
            "name": "[debian-lts-announce] 20200920 [SECURITY] [DLA 2375-1] inspircd security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0. The pgsql module contains a use after free vulnerability. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-09-20T06:06:23.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://docs.inspircd.org/security/2020-01/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/inspircd/inspircd/compare/v2.0.28...07d7dea"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9"
        },
        {
          "name": "DSA-4764",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2020/dsa-4764"
        },
        {
          "name": "[debian-lts-announce] 20200920 [SECURITY] [DLA 2375-1] inspircd security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-25269",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0. The pgsql module contains a use after free vulnerability. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://docs.inspircd.org/security/2020-01/",
              "refsource": "MISC",
              "url": "https://docs.inspircd.org/security/2020-01/"
            },
            {
              "name": "https://github.com/inspircd/inspircd/compare/v2.0.28...07d7dea",
              "refsource": "MISC",
              "url": "https://github.com/inspircd/inspircd/compare/v2.0.28...07d7dea"
            },
            {
              "name": "https://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9",
              "refsource": "MISC",
              "url": "https://github.com/inspircd/inspircd/compare/426d1c8...b3f1db9"
            },
            {
              "name": "DSA-4764",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4764"
            },
            {
              "name": "[debian-lts-announce] 20200920 [SECURITY] [DLA 2375-1] inspircd security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00015.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-25269",
    "datePublished": "2020-09-11T04:43:32.000Z",
    "dateReserved": "2020-09-11T00:00:00.000Z",
    "dateUpdated": "2024-08-04T15:33:05.609Z",
    "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.

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-2020-52891

CVE-2020-25269 (GCVE-0-2020-25269)

Tags

Sightings

Nomenclature

Related by attack behaviour