gsd-2018-20834
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2).
Aliases
Aliases
{ "GSD": { "alias": "CVE-2018-20834", "description": "A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2).", "id": "GSD-2018-20834", "references": [ "https://access.redhat.com/errata/RHSA-2019:1821" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2018-20834" ], "details": "A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2).", "id": "GSD-2018-20834", "modified": "2023-12-13T01:22:29.179767Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-20834", "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": "A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2)." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://hackerone.com/reports/344595", "refsource": "MISC", "url": "https://hackerone.com/reports/344595" }, { "name": "https://github.com/npm/node-tar/commit/b0c58433c22f5e7fe8b1c76373f27e3f81dcd4c8", "refsource": "MISC", "url": "https://github.com/npm/node-tar/commit/b0c58433c22f5e7fe8b1c76373f27e3f81dcd4c8" }, { "name": "https://github.com/npm/node-tar/compare/58a8d43...a5f7779", "refsource": "MISC", "url": "https://github.com/npm/node-tar/compare/58a8d43...a5f7779" }, { "name": "RHSA-2019:1821", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:1821" }, { "name": "https://nvd.nist.gov/vuln/detail/CVE-2018-20834", "refsource": "MISC", "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20834" }, { "name": "https://github.com/npm/node-tar/commit/7ecef07da6a9e72cc0c4d0c9c6a8e85b6b52395d", "refsource": "MISC", "url": "https://github.com/npm/node-tar/commit/7ecef07da6a9e72cc0c4d0c9c6a8e85b6b52395d" }, { "name": "https://github.com/npm/node-tar/commits/v2.2.2", "refsource": "MISC", "url": "https://github.com/npm/node-tar/commits/v2.2.2" } ] } }, "gitlab.com": { "advisories": [ { "affected_range": "\u003c2.2.2||\u003e=3.0.0 \u003c4.4.2", "affected_versions": "All versions before 2.2.2, all versions starting from 3.0.0 before 4.4.2", "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "cwe_ids": [ "CWE-1035", "CWE-59", "CWE-937" ], "date": "2021-08-03", "description": "A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2).", "fixed_versions": [ "2.2.2", "4.4.2" ], "identifier": "CVE-2018-20834", "identifiers": [ "GHSA-j44m-qm6p-hp7m", "CVE-2018-20834" ], "not_impacted": "All versions starting from 2.2.2 before 3.0.0, all versions starting from 4.4.2", "package_slug": "npm/tar", "pubdate": "2019-05-01", "solution": "Upgrade to versions 2.2.2, 4.4.2 or above.", "title": "Improper Link Resolution Before File Access (\u0027Link Following\u0027)", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2018-20834", "https://github.com/npm/node-tar/commit/b0c58433c22f5e7fe8b1c76373f27e3f81dcd4c8", "https://hackerone.com/reports/344595", "https://github.com/npm/node-tar/compare/58a8d43...a5f7779", "https://www.npmjs.com/advisories/803", "https://github.com/npm/node-tar/commit/7ecef07da6a9e72cc0c4d0c9c6a8e85b6b52395d", "https://access.redhat.com/errata/RHSA-2019:1821", "https://github.com/npm/node-tar/commits/v2.2.2", "https://github.com/advisories/GHSA-j44m-qm6p-hp7m" ], "uuid": "fb1ee158-ac77-4b95-bfa8-9eb1c99a2ba4" } ] }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:node-tar_project:node-tar:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "4.4.2", "versionStartIncluding": "3.0.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:node-tar_project:node-tar:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.2.2", "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-20834" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content. A patch has been applied to node-tar v2.2.2)." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-59" } ] } ] }, "references": { "reference_data": [ { "name": "https://hackerone.com/reports/344595", "refsource": "MISC", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://hackerone.com/reports/344595" }, { "name": "https://github.com/npm/node-tar/compare/58a8d43...a5f7779", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/npm/node-tar/compare/58a8d43...a5f7779" }, { "name": "https://github.com/npm/node-tar/commit/b0c58433c22f5e7fe8b1c76373f27e3f81dcd4c8", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://github.com/npm/node-tar/commit/b0c58433c22f5e7fe8b1c76373f27e3f81dcd4c8" }, { "name": "RHSA-2019:1821", "refsource": "REDHAT", "tags": [], "url": "https://access.redhat.com/errata/RHSA-2019:1821" }, { "name": "https://github.com/npm/node-tar/commit/7ecef07da6a9e72cc0c4d0c9c6a8e85b6b52395d", "refsource": "MISC", "tags": [], "url": "https://github.com/npm/node-tar/commit/7ecef07da6a9e72cc0c4d0c9c6a8e85b6b52395d" }, { "name": "https://nvd.nist.gov/vuln/detail/CVE-2018-20834", "refsource": "MISC", "tags": [], "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20834" }, { "name": "https://github.com/npm/node-tar/commits/v2.2.2", "refsource": "MISC", "tags": [], "url": "https://github.com/npm/node-tar/commits/v2.2.2" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } }, "lastModifiedDate": "2019-09-04T20:15Z", "publishedDate": "2019-04-30T19:29Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.