cve-2021-21706
Vulnerability from cvelistv5
Published
2021-10-04 04:00
Modified
2024-09-16 23:06
Severity ?
EPSS score ?
Summary
ZipArchive::extractTo may extract outside of destination dir
References
| ▼ | URL | Tags | |
|---|---|---|---|
| security@php.net | https://bugs.php.net/bug.php?id=81420 | Issue Tracking, Patch, Vendor Advisory | |
| security@php.net | https://security.netapp.com/advisory/ntap-20211029-0007/ | Third Party Advisory |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T18:23:28.483Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://bugs.php.net/bug.php?id=81420"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://security.netapp.com/advisory/ntap-20211029-0007/"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"platforms": [
"Windows"
],
"product": "PHP",
"vendor": "PHP Group",
"versions": [
{
"lessThan": "7.3.31",
"status": "affected",
"version": "7.3.x",
"versionType": "custom"
},
{
"lessThan": "7.4.24",
"status": "affected",
"version": "7.4.x",
"versionType": "custom"
},
{
"lessThan": "8.0.11",
"status": "affected",
"version": "8.0.X",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "reported by vi at hackberry dot xyz"
}
],
"datePublic": "2021-09-21T00:00:00",
"descriptions": [
{
"lang": "en",
"value": "In PHP versions 7.3.x below 7.3.31, 7.4.x below 7.4.24 and 8.0.x below 8.0.11, in Microsoft Windows environment, ZipArchive::extractTo may be tricked into writing a file outside target directory when extracting a ZIP file, thus potentially causing files to be created or overwritten, subject to OS permissions."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-24",
"description": "CWE-24 Path Traversal: \u0027../filedir\u0027",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-10-29T12:06:47",
"orgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
"shortName": "php"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://bugs.php.net/bug.php?id=81420"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://security.netapp.com/advisory/ntap-20211029-0007/"
}
],
"source": {
"defect": [
"https://bugs.php.net/bug.php?id=81420"
],
"discovery": "EXTERNAL"
},
"title": "ZipArchive::extractTo may extract outside of destination dir",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@php.net",
"DATE_PUBLIC": "2021-09-21T11:32:00.000Z",
"ID": "CVE-2021-21706",
"STATE": "PUBLIC",
"TITLE": "ZipArchive::extractTo may extract outside of destination dir"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "PHP",
"version": {
"version_data": [
{
"platform": "Windows",
"version_affected": "\u003c",
"version_name": "7.3.x",
"version_value": "7.3.31"
},
{
"platform": "Windows",
"version_affected": "\u003c",
"version_name": "7.4.x",
"version_value": "7.4.24"
},
{
"platform": "Windows",
"version_affected": "\u003c",
"version_name": "8.0.X",
"version_value": "8.0.11"
}
]
}
}
]
},
"vendor_name": "PHP Group"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "reported by vi at hackberry dot xyz"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "In PHP versions 7.3.x below 7.3.31, 7.4.x below 7.4.24 and 8.0.x below 8.0.11, in Microsoft Windows environment, ZipArchive::extractTo may be tricked into writing a file outside target directory when extracting a ZIP file, thus potentially causing files to be created or overwritten, subject to OS permissions."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-24 Path Traversal: \u0027../filedir\u0027"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://bugs.php.net/bug.php?id=81420",
"refsource": "MISC",
"url": "https://bugs.php.net/bug.php?id=81420"
},
{
"name": "https://security.netapp.com/advisory/ntap-20211029-0007/",
"refsource": "CONFIRM",
"url": "https://security.netapp.com/advisory/ntap-20211029-0007/"
}
]
},
"source": {
"defect": [
"https://bugs.php.net/bug.php?id=81420"
],
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "dd77f84a-d19a-4638-8c3d-a322d820ed2b",
"assignerShortName": "php",
"cveId": "CVE-2021-21706",
"datePublished": "2021-10-04T04:00:17.182563Z",
"dateReserved": "2021-01-04T00:00:00",
"dateUpdated": "2024-09-16T23:06:09.569Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-21706\",\"sourceIdentifier\":\"security@php.net\",\"published\":\"2021-10-04T04:15:08.350\",\"lastModified\":\"2021-11-03T20:24:36.337\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In PHP versions 7.3.x below 7.3.31, 7.4.x below 7.4.24 and 8.0.x below 8.0.11, in Microsoft Windows environment, ZipArchive::extractTo may be tricked into writing a file outside target directory when extracting a ZIP file, thus potentially causing files to be created or overwritten, subject to OS permissions.\"},{\"lang\":\"es\",\"value\":\"En PHP versiones de 7.3.x por debajo de 7.3.31, versiones 7.4.x por debajo de 7.4.24 y 8.0.x por debajo de 8.0.11, en el entorno de Microsoft Windows, la funci\u00f3n ZipArchive::extractTo puede ser enga\u00f1ada para escribir un archivo fuera del directorio de destino cuando es extra\u00eddo un archivo ZIP, causando as\u00ed potencialmente una creaci\u00f3n o sobreescritura de archivos, sujeto a los permisos del Sistema Operativo\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6},{\"source\":\"security@php.net\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.6,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:P/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.3},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]},{\"source\":\"security@php.net\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-24\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2572D17-1DE6-457B-99CC-64AFD54487EA\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.3.0\",\"versionEndExcluding\":\"7.3.31\",\"matchCriteriaId\":\"FB0C3B54-5557-4013-9453-CCAB94BF6A34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.4.0\",\"versionEndExcluding\":\"7.4.24\",\"matchCriteriaId\":\"C714AE0D-1990-455D-BEA7-B3FF454DFEBF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.0.0\",\"versionEndExcluding\":\"8.0.11\",\"matchCriteriaId\":\"35A8B10D-C9FF-474F-BEC1-196F6DDC4948\"}]}]}],\"references\":[{\"url\":\"https://bugs.php.net/bug.php?id=81420\",\"source\":\"security@php.net\",\"tags\":[\"Issue Tracking\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20211029-0007/\",\"source\":\"security@php.net\",\"tags\":[\"Third Party Advisory\"]}]}}"
}
}
Loading...
Loading...
Sightings
| Author | Source | Type | Date |
|---|
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.