UBUNTU-CVE-2021-21706
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Summary:
Details: 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.
References: https://ubuntu.com/security/CVE-2021-21706, https://bugs.php.net/bug.php?id=81420, https://www.cve.org/CVERecord?id=CVE-2021-21706
Affected packages
Package
Name: php8.1
Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=jammy
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -8.1.0-1
Affected versions
8.1.0~rc4-1ubuntu2
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
