Symfony
CVE-2012-6431
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
ASVS 5.0
V8 - Authorization Permission and access control
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.4 (MEDIUM). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 0.22%. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system. |
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Alert meAnalysisAI
Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, low attack complexity.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 4 packages in composer
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-264. Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly encoded string. Affected products include: Sensiolabs Symfony. Version information: before 2.0.20.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/Au:N/C:P/I:P/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly encoded string.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.
Affected Products (CPE)CVE.org
FragmentListener in the HttpKernel component in Symfony 2.3.19 through 2.3.28, 2.4.9 through 2.4.10, 2.5.4 through 2.5.1
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, when servic
Twig before 2.4.4 allows Server-Side Template Injection (SSTI) via the search search_key parameter. Rated critical sever
Insufficient verification of payment-claim state in the Sylius e-commerce platform (versions before 2.1.16 and 2.2.9) le
Incorrect authorization in the Sylius Shop API lets anyone holding an order token submit arbitrary payment actions - mos
Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Rated high severity (C
Symfony versions up to 5.4.51 contains a vulnerability that allows attackers to operations being performed on an uninten
Reflected Cross-site scripting (XSS) vulnerability in the web profiler in SensioLabs Symfony 3.3.6 allows remote attacke
Symfony before 2.8.6 and 3.x before 3.0.6 allows remote attackers to bypass authentication by logging in with an empty p
Symphony process is a module for the Symphony PHP framework which executes commands in sub-processes. Rated critical sev
An issue was discovered in Symfony 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. Rated critical s
An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. Rated critical severity (CVSS 9.8), this vulner
GitHub PoC
Exploit-DB