CVE Vulnerability

CVE-2021-21706

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugs.php.net/bug.php?id=81420 Issue Tracking Patch
https://security.netapp.com/advisory/ntap-20211029-0007/ Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-10-04 04:15

Updated : 2021-11-03 08:24

NVD link : CVE-2021-21706

Mitre link : CVE-2021-21706

Products Affected
No products.
CWE
CWE-22