CVE-2017-18343 Information

Description

LICENSE README.md cvefilelist cvelist nvdcve nvdpages.sh scripts test-CVE-2017-1882.markdown test-CVE-2017-18822.markdown tmpvendorlinks DISPUTED LICENSE README.md cvefilelist cvelist nvdcve nvdpages.sh scripts test-CVE-2017-1882.markdown test-CVE-2017-18822.markdown tmpvendorlinks 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.

CVSS Vector

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

Reference

https://github.com/barryvdh/laravel-debugbar/issues/850 https://github.com/symfony/debug/pull/7/commits/e48bda29143bd1a83001780b4a78e483822d985c https://github.com/symfony/symfony/issues/27987 https://github.com/symfony/symfony/pull/23684

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1