Vulnerability Details : 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.
Products affected by CVE-2019-7743
- cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-7743
0.23%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 61 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-7743
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-7743
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by: nvd@nist.gov (Primary)
-
The product constructs all or part of an expression language (EL) statement in a framework such as a Java Server Page (JSP) using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended EL statement before it is executed.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-7743
-
http://www.securityfocus.com/bid/107050
Joomla! Core CVE-2019-7743 Security Bypass VulnerabilityThird Party Advisory;VDB Entry
-
https://developer.joomla.org/security-centre/770-20190206-core-implement-the-typo3-phar-stream-wrapper
[20190206] - Core - Implement the TYPO3 PHAR stream wrapperVendor Advisory
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