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Vulnerability Details :

CVE-2021-21706

Summary
Assigner-php
Assigner Org ID-dd77f84a-d19a-4638-8c3d-a322d820ed2b
Published At-04 Oct, 2021 | 04:00
Updated At-16 Sep, 2024 | 23:06
Rejected At-
Credits

ZipArchive::extractTo may extract outside of destination dir

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:php
Assigner Org ID:dd77f84a-d19a-4638-8c3d-a322d820ed2b
Published At:04 Oct, 2021 | 04:00
Updated At:16 Sep, 2024 | 23:06
Rejected At:
▼CVE Numbering Authority (CNA)
ZipArchive::extractTo may extract outside of destination dir

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.

Affected Products
Vendor
The PHP GroupPHP Group
Product
PHP
Platforms
  • Windows
Versions
Affected
  • From 7.3.x before 7.3.31 (custom)
  • From 7.4.x before 7.4.24 (custom)
  • From 8.0.X before 8.0.11 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-24CWE-24 Path Traversal: '../filedir'
Type: CWE
CWE ID: CWE-24
Description: CWE-24 Path Traversal: '../filedir'
Metrics
VersionBase scoreBase severityVector
3.15.3MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reported by vi at hackberry dot xyz
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugs.php.net/bug.php?id=81420
x_refsource_MISC
https://security.netapp.com/advisory/ntap-20211029-0007/
x_refsource_CONFIRM
Hyperlink: https://bugs.php.net/bug.php?id=81420
Resource:
x_refsource_MISC
Hyperlink: https://security.netapp.com/advisory/ntap-20211029-0007/
Resource:
x_refsource_CONFIRM
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugs.php.net/bug.php?id=81420
x_refsource_MISC
x_transferred
https://security.netapp.com/advisory/ntap-20211029-0007/
x_refsource_CONFIRM
x_transferred
Hyperlink: https://bugs.php.net/bug.php?id=81420
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://security.netapp.com/advisory/ntap-20211029-0007/
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@php.net
Published At:04 Oct, 2021 | 04:15
Updated At:03 Nov, 2021 | 20:24

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Secondary3.15.3MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches
Microsoft Corporation
microsoft
>>windows>>-
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
The PHP Group
php
>>php>>Versions from 7.3.0(inclusive) to 7.3.31(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
The PHP Group
php
>>php>>Versions from 7.4.0(inclusive) to 7.4.24(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
The PHP Group
php
>>php>>Versions from 8.0.0(inclusive) to 8.0.11(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-22Primarynvd@nist.gov
CWE-24Secondarysecurity@php.net
CWE ID: CWE-22
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-24
Type: Secondary
Source: security@php.net
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugs.php.net/bug.php?id=81420security@php.net
Issue Tracking
Patch
Vendor Advisory
https://security.netapp.com/advisory/ntap-20211029-0007/security@php.net
Third Party Advisory
Hyperlink: https://bugs.php.net/bug.php?id=81420
Source: security@php.net
Resource:
Issue Tracking
Patch
Vendor Advisory
Hyperlink: https://security.netapp.com/advisory/ntap-20211029-0007/
Source: security@php.net
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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