• CVE-2021-21706

发布时间: 2022年4月29日

修改时间: 2022年4月29日

概要

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.

CVSS v3 指标

NVD openEuler
Confidentiality None None
Attack Vector Network Network
CVSS评分 6.5 6.5
Attack Complexity Low Low
Privileges Required None None
Scope Unchanged Unchanged
Integrity High High
User Interaction Required Required
Availability None None

安全公告

公告名 概要 发布时间
KylinSec-SA-2022-1385 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. 2022年4月29日

影响产品

产品 状态
KY3.4-4A php Unaffected
KY3.4-5 php Unaffected
KY3.5.1 php Unaffected