Vulnerability-Lookup

CNVD-2019-26778

Vulnerability from cnvd - Published: 2019-08-12

Title

FreeBSD mqueuefs权限访问控制问题漏洞

Description

FreeBSD是FreeBSD基金会的一套类Unix操作系统。mqueuefs是使用在其中的一个POSIX消息队列文件系统支持模块。 FreeBSD mqueuefs中存在安全漏洞。本地攻击者可利用该漏洞获取其他用户进程所打开文件、目录、网络编程接口等的访问权限。

Severity

高

Patch Name

FreeBSD mqueuefs权限访问控制问题漏洞的补丁

Patch Description

FreeBSD是FreeBSD基金会的一套类Unix操作系统。mqueuefs是使用在其中的一个POSIX消息队列文件系统支持模块。 FreeBSD mqueuefs中存在安全漏洞。本地攻击者可利用该漏洞获取其他用户进程所打开文件、目录、网络编程接口等的访问权限。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.freebsd.org/security/advisories/FreeBSD-SA-19:15.mqueuefs.asc

Reference

https://seclists.org/bugtraq/2019/Jul/47

Impacted products

Name
['FreeBSD Freebsd 12.0', 'FreeBSD Freebsd 11.2', 'FreeBSD Freebsd 11.0', 'FreeBSD Freebsd 11.3']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-5603"
    }
  },
  "description": "FreeBSD\u662fFreeBSD\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u3002mqueuefs\u662f\u4f7f\u7528\u5728\u5176\u4e2d\u7684\u4e00\u4e2aPOSIX\u6d88\u606f\u961f\u5217\u6587\u4ef6\u7cfb\u7edf\u652f\u6301\u6a21\u5757\u3002\n\nFreeBSD mqueuefs\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5176\u4ed6\u7528\u6237\u8fdb\u7a0b\u6240\u6253\u5f00\u6587\u4ef6\u3001\u76ee\u5f55\u3001\u7f51\u7edc\u7f16\u7a0b\u63a5\u53e3\u7b49\u7684\u8bbf\u95ee\u6743\u9650\u3002",
  "discovererName": "unknwon",
  "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://www.freebsd.org/security/advisories/FreeBSD-SA-19:15.mqueuefs.asc",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-26778",
  "openTime": "2019-08-12",
  "patchDescription": "FreeBSD\u662fFreeBSD\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u3002mqueuefs\u662f\u4f7f\u7528\u5728\u5176\u4e2d\u7684\u4e00\u4e2aPOSIX\u6d88\u606f\u961f\u5217\u6587\u4ef6\u7cfb\u7edf\u652f\u6301\u6a21\u5757\u3002\r\n\r\nFreeBSD mqueuefs\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u5176\u4ed6\u7528\u6237\u8fdb\u7a0b\u6240\u6253\u5f00\u6587\u4ef6\u3001\u76ee\u5f55\u3001\u7f51\u7edc\u7f16\u7a0b\u63a5\u53e3\u7b49\u7684\u8bbf\u95ee\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": "FreeBSD mqueuefs\u6743\u9650\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "FreeBSD Freebsd 12.0",
      "FreeBSD Freebsd 11.2",
      "FreeBSD Freebsd 11.0",
      "FreeBSD Freebsd 11.3"
    ]
  },
  "referenceLink": "https://seclists.org/bugtraq/2019/Jul/47",
  "serverity": "\u9ad8",
  "submitTime": "2019-07-25",
  "title": "FreeBSD mqueuefs\u6743\u9650\u8bbf\u95ee\u63a7\u5236\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2019-5603 (GCVE-0-2019-5603)

Vulnerability from cvelistv5 – Published: 2019-07-26 00:16 – Updated: 2024-08-04 20:01

Summary

In FreeBSD 12.0-STABLE before r350261, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350263, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, system calls operating on file descriptors as part of mqueuefs did not properly release the reference allowing a malicious user to overflow the counter allowing access to files, directories, and sockets opened by processes owned by other users.

Severity

No CVSS data available.

CWE

Kernel improper update of reference count

Assigner

freebsd mitre root

References

6 references

URL	Tags
https://security.FreeBSD.org/advisories/FreeBSD-S…	vendor-advisoryx_refsource_FREEBSD
http://packetstormsecurity.com/files/153752/FreeB…	x_refsource_MISC
https://security.netapp.com/advisory/ntap-2019081…	x_refsource_CONFIRM
https://security.FreeBSD.org/advisories/FreeBSD-S…	vendor-advisoryx_refsource_FREEBSD
https://seclists.org/bugtraq/2019/Aug/35	mailing-listx_refsource_BUGTRAQ
http://packetstormsecurity.com/files/154172/FreeB…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
FreeBSD	FreeBSD	Affected: FreeBSD before 12.0-RELEASE-p8 Affected: before 11.3-RELEASE-p1 Affected: and before 11.2-RELEASE-p12

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:01:51.991Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "FreeBSD-SA-19:15",
            "tags": [
              "vendor-advisory",
              "x_refsource_FREEBSD",
              "x_transferred"
            ],
            "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.asc"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20190814-0003/"
          },
          {
            "name": "FreeBSD-SA-19:24",
            "tags": [
              "vendor-advisory",
              "x_refsource_FREEBSD",
              "x_transferred"
            ],
            "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.asc"
          },
          {
            "name": "20190821 FreeBSD Security Advisory FreeBSD-SA-19:24.mqueuefs",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "https://seclists.org/bugtraq/2019/Aug/35"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "FreeBSD",
          "vendor": "FreeBSD",
          "versions": [
            {
              "status": "affected",
              "version": "FreeBSD before 12.0-RELEASE-p8"
            },
            {
              "status": "affected",
              "version": "before 11.3-RELEASE-p1"
            },
            {
              "status": "affected",
              "version": "and before 11.2-RELEASE-p12"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In FreeBSD 12.0-STABLE before r350261, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350263, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, system calls operating on file descriptors as part of mqueuefs did not properly release the reference allowing a malicious user to overflow the counter allowing access to files, directories, and sockets opened by processes owned by other users."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Kernel improper update of reference count",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-08-21T22:06:06.000Z",
        "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
        "shortName": "freebsd"
      },
      "references": [
        {
          "name": "FreeBSD-SA-19:15",
          "tags": [
            "vendor-advisory",
            "x_refsource_FREEBSD"
          ],
          "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.asc"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://security.netapp.com/advisory/ntap-20190814-0003/"
        },
        {
          "name": "FreeBSD-SA-19:24",
          "tags": [
            "vendor-advisory",
            "x_refsource_FREEBSD"
          ],
          "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.asc"
        },
        {
          "name": "20190821 FreeBSD Security Advisory FreeBSD-SA-19:24.mqueuefs",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "https://seclists.org/bugtraq/2019/Aug/35"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secteam@freebsd.org",
          "ID": "CVE-2019-5603",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "FreeBSD",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "FreeBSD before 12.0-RELEASE-p8"
                          },
                          {
                            "version_value": "before 11.3-RELEASE-p1"
                          },
                          {
                            "version_value": "and before 11.2-RELEASE-p12"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "FreeBSD"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In FreeBSD 12.0-STABLE before r350261, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350263, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, system calls operating on file descriptors as part of mqueuefs did not properly release the reference allowing a malicious user to overflow the counter allowing access to files, directories, and sockets opened by processes owned by other users."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Kernel improper update of reference count"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "FreeBSD-SA-19:15",
              "refsource": "FREEBSD",
              "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:15.mqueuefs.asc"
            },
            {
              "name": "http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/153752/FreeBSD-Security-Advisory-FreeBSD-SA-19-15.mqueuefs.html"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20190814-0003/",
              "refsource": "CONFIRM",
              "url": "https://security.netapp.com/advisory/ntap-20190814-0003/"
            },
            {
              "name": "FreeBSD-SA-19:24",
              "refsource": "FREEBSD",
              "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-19:24.mqueuefs.asc"
            },
            {
              "name": "20190821 FreeBSD Security Advisory FreeBSD-SA-19:24.mqueuefs",
              "refsource": "BUGTRAQ",
              "url": "https://seclists.org/bugtraq/2019/Aug/35"
            },
            {
              "name": "http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/154172/FreeBSD-Security-Advisory-FreeBSD-SA-19-24.mqueuefs.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
    "assignerShortName": "freebsd",
    "cveId": "CVE-2019-5603",
    "datePublished": "2019-07-26T00:16:10.000Z",
    "dateReserved": "2019-01-07T00:00:00.000Z",
    "dateUpdated": "2024-08-04T20:01:51.991Z",
    "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.