National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-18343 Detail

Current Description

** DISPUTED ** The debug handler in Symfony before v2.7.33, 2.8.x before v2.8.26, 3.x before v3.2.13, and 3.3.x before v3.3.6 has XSS via an array key during exception pretty printing in ExceptionHandler.php, as demonstrated by a /_debugbar/open?op=get URI. NOTE: the vendor's position is that this is not a vulnerability because the debug tools are not intended for production use. NOTE: the Symfony Debug component is used by Laravel Debugbar.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 6.1 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/barryvdh/laravel-debugbar/issues/850 Exploit Third Party Advisory
https://github.com/symfony/debug/pull/7/commits/e48bda29143bd1a83001780b4a78e483822d985c Patch Third Party Advisory
https://github.com/symfony/symfony/issues/27987 Exploit Third Party Advisory
https://github.com/symfony/symfony/pull/23684 Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.7.33
 cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
2.8.0
Up to (excluding)
2.8.26
 cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.0.0
Up to (excluding)
3.2.13
 cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.3.0
Up to (excluding)
3.3.6


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-18343
NVD Published Date:
07/19/2018
NVD Last Modified:
09/18/2018