CVE Vulnerability

CVE-2019-7743

An issue was discovered in Joomla! before 3.9.3. The phar:// stream wrapper can be used for objection injection attacks because there is no protection mechanism (such as the TYPO3 PHAR stream wrapper) to prevent use of the phar:// handler for non .phar-files.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://developer.joomla.org/security-centre/770-20190206-core-implement-the-typo3-phar-stream-wrapper Vendor Advisory
http://www.securityfocus.com/bid/107050 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:joomla:joomla!:*:*:*:*:*:*:*:*
Information

Published : 2019-02-12 06:29

Updated : 2020-08-24 05:37

NVD link : CVE-2019-7743

Mitre link : CVE-2019-7743

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data

CWE-917

Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')