CVE-2017-18343

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Published Jul 20, 2018 CVSS 3.0 · 6.1 Medium EPSS 6.1% KEV · Not listed

Description

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

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:sensiolabs:symfony::::::::
	cpe:2.3:a:sensiolabs:symfony::::::::
	cpe:2.3:a:sensiolabs:symfony::::::::
	cpe:2.3:a:sensiolabs:symfony::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 6.1% (6.107% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
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

History

No history.

Subscriptions

Sensiolabs Symfony

Weaknesses

CWE-79

Sources

CVE record Updated: Aug 5, 2024, 9:20 PM

Status: PUBLISHED
Assigner: mitre
Published: Jul 20, 2018, 12:00 AM
Updated: Aug 5, 2024, 9:20 PM
Reserved: Jul 19, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:12 AM

Status: Modified
Published: Jul 20, 2018, 12:29 AM
Modified: Jun 17, 2026, 1:12 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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