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CVE-2021-21706

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CVE-2021-21706

Published: Oct 4, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

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.

VendorProductVersions

PHP Group

PHP

affected
7.3.x - < 7.3.31
affected
7.4.x - < 7.4.24
affected
8.0.X - < 8.0.11

Weaknesses (CWE)

CWE-24

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

References

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