5.4
MEDIUM
CVE-2019-10909
Symfony Framework Bundle - Unescaped Validation Messages XSS Vulnerability
Description

In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, validation messages are not escaped, which can lead to XSS when user input is included. This is related to symfony/framework-bundle.

INFO

Published Date :

May 16, 2019, 10:29 p.m.

Last Modified :

April 20, 2021, 12:53 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.3
Affected Products

The following products are affected by CVE-2019-10909 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Drupal drupal
1 Sensiolabs symfony
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-10909.

URL Resource
https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2 Patch Third Party Advisory
https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engine Vendor Advisory
https://www.drupal.org/sa-core-2019-005 Third Party Advisory
https://www.synology.com/security/advisory/Synology_SA_19_19 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-10909 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-10909 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Apr. 20, 2021

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://www.synology.com/security/advisory/Synology_SA_19_19 No Types Assigned https://www.synology.com/security/advisory/Synology_SA_19_19 Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions up to (excluding) 8.5.15 *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions from (including) 8.6.0 up to (excluding) 8.6.15 OR *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions from (including) 8.5.0 up to (excluding) 8.5.15 *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions from (including) 8.6.0 up to (excluding) 8.6.15
  • CVE Modified by [email protected]

    Nov. 09, 2019

    Action Type Old Value New Value
    Added Reference https://www.synology.com/security/advisory/Synology_SA_19_19 [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 20, 2019

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 (AV:N/AC:M/Au:S/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2 No Types Assigned https://github.com/symfony/symfony/commit/ab4d05358c3d0dd1a36fc8c306829f68e3dd84e2 Patch, Third Party Advisory
    Changed Reference Type https://www.drupal.org/sa-core-2019-005 No Types Assigned https://www.drupal.org/sa-core-2019-005 Third Party Advisory
    Changed Reference Type https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engine No Types Assigned https://symfony.com/blog/cve-2019-10909-escape-validation-messages-in-the-php-templating-engine Vendor Advisory
    Added CWE CWE-79
    Added CPE Configuration OR *cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:* versions from (including) 2.7.0 up to (excluding) 2.7.51 *cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:* versions from (including) 2.8.0 up to (excluding) 2.8.50 *cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:* versions from (including) 3.4.0 up to (excluding) 3.4.26 *cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:* versions from (including) 4.1.0 up to (excluding) 4.1.12 *cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:* versions from (including) 4.2.0 up to (excluding) 4.2.7
    Added CPE Configuration OR *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions up to (excluding) 8.5.15 *cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* versions from (including) 8.6.0 up to (excluding) 8.6.15
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-10909 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-10909 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.09 }} 0.01%

score

0.36102

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability