Security restrictions bypass in Symfony Twig



Published: 2022-03-24 | Updated: 2022-07-18
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23614
CWE-ID CWE-254
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Subscribe 		Twig
Web applications / CMS

Vendor Symfony

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Security features bypass

EUVDB-ID: #VU61609

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-23614

CWE-ID: CWE-254 - Security Features

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to missing security restrictions for non closures in "sort" filter when using a sandbox mode. A remote attacker can pass specially crafted data to the application and execute arbitrary PHP code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Twig: 2.0.0 - 3.3.7

CPE2.3 External links

http://github.com/twigphp/Twig/commit/2eb33080558611201b55079d07ac88f207b466d5
http://github.com/twigphp/Twig/commit/22b9dc3c03ee66d7e21d9ed2ca76052b134cb9e9
http://github.com/twigphp/Twig/security/advisories/GHSA-5mv2-rx3q-4w2v
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OTN4273U4RHVIXED64T7DSMJ3VYTPRE7/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I2PVV5DUTRUECTIHMTWRI5Z7DVNYQ2YO/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PECHIY2XLWUH2WLCNPDGNFMPHPRPCEDZ/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SIGZCFSYLPP7UVJ4E4NLHSOQSKYNXSAD/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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