Vulnerability-Lookup

CNVD-2018-12775

Vulnerability from cnvd - Published: 2018-07-10

Title

Singularity信息泄露漏洞

Description

Singularity是一款基于Linux平台的用于独立运行应用程序的容器平台。 Singularity 2.3.0版本至2.5.1版本中存在安全漏洞，该漏洞源于程序未能对系统所支持的overlay文件系统执行正确的访问控制。攻击者可借助Singularity的某些功能利用该漏洞访问敏感信息。

Severity

中

Patch Name

Singularity信息泄露漏洞的补丁

Patch Description

Singularity是一款基于Linux平台的用于独立运行应用程序的容器平台。 Singularity 2.3.0版本至2.5.1版本中存在安全漏洞，该漏洞源于程序未能对系统所支持的overlay文件系统执行正确的访问控制。攻击者可借助Singularity的某些功能利用该漏洞访问敏感信息。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://github.com/singularityware/singularity/releases/tag/2.5.2

Reference

https://github.com/singularityware/singularity/releases/tag/2.5.2

Impacted products

Name
Singularity Singularity >=2.3.0，<=2.5.1

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-12021"
    }
  },
  "description": "Singularity\u662f\u4e00\u6b3e\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7528\u4e8e\u72ec\u7acb\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u5bb9\u5668\u5e73\u53f0\u3002\r\n\r\nSingularity 2.3.0\u7248\u672c\u81f32.5.1\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9\u7cfb\u7edf\u6240\u652f\u6301\u7684overlay\u6587\u4ef6\u7cfb\u7edf\u6267\u884c\u6b63\u786e\u7684\u8bbf\u95ee\u63a7\u5236\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9Singularity\u7684\u67d0\u4e9b\u529f\u80fd\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u654f\u611f\u4fe1\u606f\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://github.com/singularityware/singularity/releases/tag/2.5.2",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-12775",
  "openTime": "2018-07-10",
  "patchDescription": "Singularity\u662f\u4e00\u6b3e\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7528\u4e8e\u72ec\u7acb\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u5bb9\u5668\u5e73\u53f0\u3002\r\n\r\nSingularity 2.3.0\u7248\u672c\u81f32.5.1\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u5bf9\u7cfb\u7edf\u6240\u652f\u6301\u7684overlay\u6587\u4ef6\u7cfb\u7edf\u6267\u884c\u6b63\u786e\u7684\u8bbf\u95ee\u63a7\u5236\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9Singularity\u7684\u67d0\u4e9b\u529f\u80fd\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u654f\u611f\u4fe1\u606f\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": "Singularity\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Singularity Singularity \u003e=2.3.0\uff0c\u003c=2.5.1"
  },
  "referenceLink": "https://github.com/singularityware/singularity/releases/tag/2.5.2",
  "serverity": "\u4e2d",
  "submitTime": "2018-07-09",
  "title": "Singularity\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2018-12021 (GCVE-0-2018-12021)

Vulnerability from cvelistv5 – Published: 2018-07-05 18:00 – Updated: 2024-08-05 08:24

Summary

Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/singularityware/singularity/re…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2019/05/16/1	mailing-listx_refsource_MLIST

Date Public

2018-07-03 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T08:24:03.626Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/singularityware/singularity/releases/tag/2.5.2"
          },
          {
            "name": "[oss-security] 20190516 Singularity 3.1.0: CVE-2019-11328: namespace privilege escalation and arbitrary file corruption",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2019/05/16/1"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-07-03T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2019-05-16T11:06:05.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/singularityware/singularity/releases/tag/2.5.2"
        },
        {
          "name": "[oss-security] 20190516 Singularity 3.1.0: CVE-2019-11328: namespace privilege escalation and arbitrary file corruption",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2019/05/16/1"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-12021",
          "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": "Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/singularityware/singularity/releases/tag/2.5.2",
              "refsource": "CONFIRM",
              "url": "https://github.com/singularityware/singularity/releases/tag/2.5.2"
            },
            {
              "name": "[oss-security] 20190516 Singularity 3.1.0: CVE-2019-11328: namespace privilege escalation and arbitrary file corruption",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2019/05/16/1"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2018-12021",
    "datePublished": "2018-07-05T18:00:00.000Z",
    "dateReserved": "2018-06-07T00:00:00.000Z",
    "dateUpdated": "2024-08-05T08:24:03.626Z",
    "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.