CVE-2019-11830 Information

Description

PharMetaDataInterceptor in the PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 mishandles Phar stub parsing which allows attackers to bypass a deserialization protection mechanism.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v2.1.1 https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v3.1.1 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/65ODQHDHWR74L6TCAPAQR5FQHG6MCXAW/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AUEXS4HRI4XZ2DTZMWAVQBYBTFSJ34AR/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6JX7WR6DPMKCZQP7EYFACYXSGJ3K523/ https://typo3.org/security/advisory/typo3-psa-2019-008/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8