{
"id": "GHSA-rpw6-9xfx-jvcx",
"aliases": [
"CVE-2020-36193"
],
"details": "Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.\n\n### :exclamation: Note: \nThere was an [initial fix](https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916) for this vulnerability made in version `1.4.12`. That fix introduced a bug which was [fixed in 1.4.13](https://github.com/pear/Archive_Tar/pull/36). Therefore we have set the first-patched-version to `1.4.13` which the earliest working version that avoids this vulnerability.",
"summary": "Directory Traversal in Archive_Tar",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.4.13"
}
]
}
],
"package": {
"name": "pear/archive_tar",
"ecosystem": "Packagist"
},
"database_specific": {
"last_known_affected_version_range": "<= 1.4.11"
}
}
],
"modified": "2025-10-22T18:00:26Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:H"
}
],
"published": "2021-04-22T16:20:36Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36193",
"type": "ADVISORY"
},
{
"url": "https://github.com/pear/Archive_Tar/issues/35",
"type": "WEB"
},
{
"url": "https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916",
"type": "WEB"
},
{
"url": "https://www.drupal.org/sa-core-2021-001",
"type": "WEB"
},
{
"url": "https://www.debian.org/security/2021/dsa-4894",
"type": "WEB"
},
{
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-36193",
"type": "WEB"
},
{
"url": "https://security.gentoo.org/glsa/202101-23",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/[email protected] /message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKD5WEFA4WT6AVTMRAYBNXZNLWZHM7FH",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FOZNK4FIIV7FSFCJNNFWMJZTTV7NFJV2",
"type": "WEB"
},
{
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR",
"type": "WEB"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00007.html",
"type": "WEB"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html",
"type": "WEB"
},
{
"url": "https://github.com/pear/Archive_Tar",
"type": "PACKAGE"
},
{
"url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/pear/archive_tar/CVE-2020-36193.yaml",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-22",
"CWE-59"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2021-01-18T20:15:00Z",
"github_reviewed_at": "2021-03-22T23:56:54Z"
}
}