gsd-2020-36565
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2020-36565",
    "id": "GSD-2020-36565"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-36565"
      ],
      "details": "Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.",
      "id": "GSD-2020-36565",
      "modified": "2023-12-13T01:21:55.778561Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@golang.org",
        "ID": "CVE-2020-36565",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "github.com/labstack/echo/v4",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "0",
                          "version_value": "4.1.18-0.20201215153152-4422e3b66b9f"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "github.com/labstack/echo/v4"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "@little-cui (Apache ServiceComb)"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE 22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/labstack/echo/pull/1718",
            "refsource": "MISC",
            "url": "https://github.com/labstack/echo/pull/1718"
          },
          {
            "name": "https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa",
            "refsource": "MISC",
            "url": "https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa"
          },
          {
            "name": "https://pkg.go.dev/vuln/GO-2021-0051",
            "refsource": "MISC",
            "url": "https://pkg.go.dev/vuln/GO-2021-0051"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003cv4.2.0",
          "affected_versions": "All versions before 4.2.0",
          "cwe_ids": [
            "CWE-1035",
            "CWE-937"
          ],
          "date": "2022-12-07",
          "description": "Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.",
          "fixed_versions": [
            "v4.2.0"
          ],
          "identifier": "CVE-2020-36565",
          "identifiers": [
            "GHSA-j453-hm5x-c46w",
            "CVE-2020-36565"
          ],
          "not_impacted": "All versions starting from 4.2.0",
          "package_slug": "go/github.com/labstack/echo/v4",
          "pubdate": "2022-12-07",
          "solution": "Upgrade to version 4.2.0 or above.",
          "title": "Echo vulnerable to directory traversal",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-36565",
            "https://github.com/labstack/echo/pull/1718",
            "https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa",
            "https://pkg.go.dev/vuln/GO-2021-0051",
            "https://github.com/advisories/GHSA-j453-hm5x-c46w"
          ],
          "uuid": "f5e67cc5-92f2-408d-ac8c-c647ec7122da",
          "versions": [
            {
              "commit": {
                "sha": "b0f56eaf969bf5f8a6e4b6727f3f5fc7f44f36a0",
                "tags": [
                  "v4.2.0"
                ],
                "timestamp": "20210211183516"
              },
              "number": "v4.2.0"
            }
          ]
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:a:labstack:echo:*:*:*:*:*:go:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "4.2.0",
                    "vulnerable": true
                  }
                ],
                "operator": "OR"
              },
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "vulnerable": false
                  }
                ],
                "operator": "OR"
              }
            ],
            "cpe_match": [],
            "operator": "AND"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "security@golang.org",
          "ID": "CVE-2020-36565"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-22"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://pkg.go.dev/vuln/GO-2021-0051",
              "refsource": "MISC",
              "tags": [
                "Release Notes",
                "Vendor Advisory"
              ],
              "url": "https://pkg.go.dev/vuln/GO-2021-0051"
            },
            {
              "name": "https://github.com/labstack/echo/pull/1718",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/labstack/echo/pull/1718"
            },
            {
              "name": "https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2022-12-12T15:18Z",
      "publishedDate": "2022-12-07T17:15Z"
    }
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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