#VU18297 Code injection in Symfony - CVE-2019-10910

Vulnerability identifier: #VU18297

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-10910

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Symfony
Web applications / CMS

Vendor: SensioLabs

Description

The disclosed vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient sanitization of user-supplied data related to service identifiers. A remote attacker can send specially crafted HTTP request to the affected system and execute arbitrary PHP code.

Successful exploitation of this vulnerability may allow a remote attacker to compromise the affected application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Symfony: 2.7.0 - 4.2.6

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External links
https://symfony.com/blog/cve-2019-10910-check-service-ids-are-valid

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.