SB2020020305 - Multiple vulnerabilities in Sylius

Description

This security bulletin contains information about 2 vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2020-5220)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to ResourceBundle accepts and uses any serialisation groups to be passed via a HTTP header. A remote attacker can gain unauthorized access to sensitive information on the system by using an unintended serialisation group - for example it could make Shop API use a more permissive group from Admin API.

2) Information Exposure Through an Error Message (CVE-ID: CVE-2019-16768)

CWE-ID: CWE-209 - Information Exposure Through an Error Message

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to disclose sensitive information.

The vulnerability exists due to improper handling of exception messages in the login action when processing login attempts that trigger internal exceptions. A remote user can submit crafted login requests to disclose sensitive information.

Internal exception details may be presented to the user through a validation message on the shop login page.

Remediation

Install update from vendor's website.

References

• https://github.com/FriendsOfPHP/security-advisories/blob/master/sylius/resource-bundle/CVE-2020-5220.yaml
• https://github.com/Sylius/SyliusResourceBundle/security/advisories/GHSA-8vp7-j5cj-vvm2
• https://github.com/Sylius/Sylius/security/advisories/GHSA-3r8j-pmch-5j2h
• https://github.com/advisories/GHSA-3r8j-pmch-5j2h