Reflected cross-site scripting in Magento, Magento Open Source

1) Reflected cross-site scripting

EUVDB-ID: #VU22325

Risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-7887

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the admin panel when the feature that adds a secret key to the Admin URL is disabled. A remote authenticated administrator can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Magento Open Source: 0.1.0 - 1.9.4.1

Adobe Commerce (formerly Magento Commerce): 1.14.0.0 - 2.3.1

External links

http://snyk.io/vuln/SNYK-PHP-MAGENTOCORE-458771
http://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-23

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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