Symfony up to 4.3.7 User information disclosure

Summaryinfo

A vulnerability classified as problematic was found in Symfony. The impacted element is an unknown function. The manipulation results in information disclosure (User). This vulnerability is identified as CVE-2019-18886. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Symfony. It has been classified as problematic. Affected is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability (User). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security.

The weakness was released 11/21/2019 (Website). The advisory is shared for download at symfony.com. This vulnerability is traded as CVE-2019-18886 since 11/12/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-146079, VDB-146078 and VDB-146077. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Symfony

Version

• 4.2.0
• 4.2.1
• 4.2.2
• 4.2.3
• 4.2.4
• 4.2.5
• 4.2.6
• 4.2.7
• 4.2.8
• 4.2.9
• 4.2.10
• 4.2.11
• 4.3.0
• 4.3.1
• 4.3.2
• 4.3.3
• 4.3.4
• 4.3.5
• 4.3.6
• 4.3.7

License

• open-source

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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• 🔍
• 🔍

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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