GSD-2021-44145

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.
Aliases
Aliases
CVE-2021-44145
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{
  "GSD": {
    "alias": "CVE-2021-44145",
    "description": "In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.",
    "id": "GSD-2021-44145"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-44145"
      ],
      "details": "In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.",
      "id": "GSD-2021-44145",
      "modified": "2023-12-13T01:23:20.157833Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-44145",
        "STATE": "PUBLIC",
        "TITLE": "Apache NiFi information disclosure by XXE"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Apache NiFi",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "Apache NiFi",
                          "version_value": "1.15.0"
                        }
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                  }
                ]
              },
              "vendor_name": "Apache Software Foundation"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "This issue was discovered by DangKhai at Viettel Cyber Security."
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                "value": "Sensitive information disclosure"
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            "name": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities",
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            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2021/12/17/1"
          }
        ]
      },
      "source": {
        "defect": [
          "NIFI-9399"
        ],
        "discovery": "UNKNOWN"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "[0.1.0,1.15.1)",
          "affected_versions": "All versions starting from 0.1.0 before 1.15.1",
          "cvss_v2": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-200",
            "CWE-937"
          ],
          "date": "2021-12-29",
          "description": "In the TransformXML processor of Apache NiFi an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.",
          "fixed_versions": [
            "1.15.1"
          ],
          "identifier": "CVE-2021-44145",
          "identifiers": [
            "CVE-2021-44145"
          ],
          "not_impacted": "All versions before 0.1.0, all versions starting from 1.15.1",
          "package_slug": "maven/org.apache.nifi/nifi",
          "pubdate": "2021-12-17",
          "solution": "Upgrade to version 1.15.1 or above.",
          "title": "Exposure of Sensitive Information to an Unauthorized Actor",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-44145",
            "https://nifi.apache.org/security.html#1.15.1-vulnerabilities",
            "http://www.openwall.com/lists/oss-security/2021/12/17/1"
          ],
          "uuid": "86164303-eb17-4738-af57-2e25ac9603a7"
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                "cpe_name": [],
                "versionEndExcluding": "1.15.1",
                "versionStartIncluding": "0.1.0",
                "vulnerable": true
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            }
          ]
        },
        "problemtype": {
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              "url": "https://nifi.apache.org/security.html#1.15.1-vulnerabilities"
            },
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        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-12-29T20:38Z",
      "publishedDate": "2021-12-17T09:15Z"
    }
  }
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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