Vulnerability-Lookup

CNVD-2021-39162

Vulnerability from cnvd - Published: 2021-06-03

Title

CloudBees Jenkins Nuget Plugin XML外部实体注入漏洞

Description

CloudBees Jenkins（Hudson Labs）是美国CloudBees公司的一套基于Java开发的持续集成工具。该产品主要用于监控持续的软件版本发布/测试项目和一些定时执行的任务。 Jenkins Nuget Plugin 1.0及之前版本存在XML外部实体注入漏洞。该漏洞源于程序未配置XML解析器以防止XML外部实体（XXE）攻击。攻击者可利用该漏洞使Jenkins解析精心制作的XML文档，该文档使用外部实体从Jenkins控制器提取机密。

Severity

中

Patch Name

CloudBees Jenkins Nuget Plugin XML外部实体注入漏洞的补丁

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://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-21658

Impacted products

Name
CloudBees Jenkins Nuget Plugin <=1.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-21658",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-21658"
    }
  },
  "description": "CloudBees Jenkins\uff08Hudson Labs\uff09\u662f\u7f8e\u56fdCloudBees\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8eJava\u5f00\u53d1\u7684\u6301\u7eed\u96c6\u6210\u5de5\u5177\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u7528\u4e8e\u76d1\u63a7\u6301\u7eed\u7684\u8f6f\u4ef6\u7248\u672c\u53d1\u5e03/\u6d4b\u8bd5\u9879\u76ee\u548c\u4e00\u4e9b\u5b9a\u65f6\u6267\u884c\u7684\u4efb\u52a1\u3002\n\nJenkins Nuget Plugin 1.0\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728XML\u5916\u90e8\u5b9e\u4f53\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u914d\u7f6eXML\u89e3\u6790\u5668\u4ee5\u9632\u6b62XML\u5916\u90e8\u5b9e\u4f53\uff08XXE\uff09\u653b\u51fb\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7fJenkins\u89e3\u6790\u7cbe\u5fc3\u5236\u4f5c\u7684XML\u6587\u6863\uff0c\u8be5\u6587\u6863\u4f7f\u7528\u5916\u90e8\u5b9e\u4f53\u4eceJenkins\u63a7\u5236\u5668\u63d0\u53d6\u673a\u5bc6\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://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-39162",
  "openTime": "2021-06-03",
  "patchDescription": "CloudBees Jenkins\uff08Hudson Labs\uff09\u662f\u7f8e\u56fdCloudBees\u516c\u53f8\u7684\u4e00\u5957\u57fa\u4e8eJava\u5f00\u53d1\u7684\u6301\u7eed\u96c6\u6210\u5de5\u5177\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u7528\u4e8e\u76d1\u63a7\u6301\u7eed\u7684\u8f6f\u4ef6\u7248\u672c\u53d1\u5e03/\u6d4b\u8bd5\u9879\u76ee\u548c\u4e00\u4e9b\u5b9a\u65f6\u6267\u884c\u7684\u4efb\u52a1\u3002\r\n\r\nJenkins Nuget Plugin 1.0\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728XML\u5916\u90e8\u5b9e\u4f53\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u914d\u7f6eXML\u89e3\u6790\u5668\u4ee5\u9632\u6b62XML\u5916\u90e8\u5b9e\u4f53\uff08XXE\uff09\u653b\u51fb\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7fJenkins\u89e3\u6790\u7cbe\u5fc3\u5236\u4f5c\u7684XML\u6587\u6863\uff0c\u8be5\u6587\u6863\u4f7f\u7528\u5916\u90e8\u5b9e\u4f53\u4eceJenkins\u63a7\u5236\u5668\u63d0\u53d6\u673a\u5bc6\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": "CloudBees Jenkins Nuget Plugin XML\u5916\u90e8\u5b9e\u4f53\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "CloudBees Jenkins Nuget Plugin \u003c=1.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-21658",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-26",
  "title": "CloudBees Jenkins Nuget Plugin XML\u5916\u90e8\u5b9e\u4f53\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-21658 (GCVE-0-2021-21658)

Vulnerability from cvelistv5 – Published: 2021-05-25 14:10 – Updated: 2024-08-03 18:23

Summary

Jenkins Nuget Plugin 1.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Severity

No CVSS data available.

Assigner

jenkins mitre root

References

2 references

URL	Tags
https://www.jenkins.io/security/advisory/2021-05-…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2021/05/25/3	mailing-listx_refsource_MLIST

Impacted products

1 product

Vendor	Product	Version
Jenkins project	Jenkins Nuget Plugin	Affected: unspecified , ≤ 1.0 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:23:27.475Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340"
          },
          {
            "name": "[oss-security] 20210525 Multiple vulnerabilities in Jenkins plugins",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2021/05/25/3"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Jenkins Nuget Plugin",
          "vendor": "Jenkins project",
          "versions": [
            {
              "lessThanOrEqual": "1.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Jenkins Nuget Plugin 1.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-24T15:51:24.317Z",
        "orgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b",
        "shortName": "jenkins"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340"
        },
        {
          "name": "[oss-security] 20210525 Multiple vulnerabilities in Jenkins plugins",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2021/05/25/3"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "jenkinsci-cert@googlegroups.com",
          "ID": "CVE-2021-21658",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Jenkins Nuget Plugin",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_value": "1.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Jenkins project"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Jenkins Nuget Plugin 1.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-611: Improper Restriction of XML External Entity Reference"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340",
              "refsource": "CONFIRM",
              "url": "https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2340"
            },
            {
              "name": "[oss-security] 20210525 Multiple vulnerabilities in Jenkins plugins",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2021/05/25/3"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b",
    "assignerShortName": "jenkins",
    "cveId": "CVE-2021-21658",
    "datePublished": "2021-05-25T14:10:14.000Z",
    "dateReserved": "2021-01-04T00:00:00.000Z",
    "dateUpdated": "2024-08-03T18:23:27.475Z",
    "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.