GSD-2020-29529

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Fixed in 0.5.0.
Aliases
Aliases
CVE-2020-29529
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-29529",
    "description": "HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Fixed in 0.5.0.",
    "id": "GSD-2020-29529",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:1168"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-29529"
      ],
      "details": "HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Fixed in 0.5.0.",
      "id": "GSD-2020-29529",
      "modified": "2023-12-13T01:22:11.939960Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2020-29529",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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              "vendor_name": "n/a"
            }
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          }
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      "references": {
        "reference_data": [
          {
            "name": "https://github.com/hashicorp/go-slug/releases/tag/v0.5.0",
            "refsource": "MISC",
            "url": "https://github.com/hashicorp/go-slug/releases/tag/v0.5.0"
          },
          {
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            "refsource": "MISC",
            "url": "https://github.com/hashicorp/go-slug/pull/12"
          },
          {
            "name": "https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slug",
            "refsource": "MISC",
            "url": "https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slug"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003cv0.5.0",
          "affected_versions": "All versions before 0.5.0",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-59",
            "CWE-937"
          ],
          "date": "2021-03-08",
          "description": "HashiCorp go-slug did not fully protect against Zip Slip attacks while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks.",
          "fixed_versions": [
            "v0.5.0"
          ],
          "identifier": "CVE-2020-29529",
          "identifiers": [
            "CVE-2020-29529"
          ],
          "not_impacted": "All versions starting from 0.5.0",
          "package_slug": "go/github.com/hashicorp/go-slug",
          "pubdate": "2020-12-03",
          "solution": "Upgrade to version 0.5.0 or above.",
          "title": "Improper Link Resolution Before File Access",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-29529"
          ],
          "uuid": "0f161d7d-69f8-4554-a238-796a69a37be1",
          "versions": [
            {
              "commit": {
                "sha": "28cafc59c8da6126a3ae94dfa84181df4073454f",
                "tags": [
                  "v0.5.0"
                ],
                "timestamp": "20201203171341"
              },
              "number": "v0.5.0"
            }
          ]
        }
      ]
    },
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        "nodes": [
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            "children": [],
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              {
                "cpe23Uri": "cpe:2.3:a:hashicorp:go-slug:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "0.5.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-29529"
        },
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        "description": {
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              "value": "HashiCorp go-slug up to 0.4.3 did not fully protect against directory traversal while unpacking tar archives, and protections could be bypassed with specific constructions of multiple symlinks. Fixed in 0.5.0."
            }
          ]
        },
        "problemtype": {
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                  "value": "CWE-22"
                },
                {
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                  "value": "CWE-59"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/hashicorp/go-slug/compare/v0.4.3...v0.5.0",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Release Notes",
                "Third Party Advisory"
              ],
              "url": "https://github.com/hashicorp/go-slug/compare/v0.4.3...v0.5.0"
            },
            {
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              "url": "https://github.com/hashicorp/go-slug/releases/tag/v0.5.0"
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              "url": "https://github.com/hashicorp/go-slug/pull/12"
            },
            {
              "name": "https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slug",
              "refsource": "MISC",
              "tags": [
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                "Third Party Advisory"
              ],
              "url": "https://securitylab.github.com/advisories/GHSL-2020-262-zipslip-go-slug"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-03-08T13:22Z",
      "publishedDate": "2020-12-03T20:15Z"
    }
  }
}


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