Cryptographic issues in Magento Open Source - CVE-2019-7855
Published: August 3, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU30882
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-7855
CWE-ID: CWE-310
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
A cryptograhic flaw in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 could be abused by an unauthenticated user to discover an invariant used in gift card generation.
Affected software
Magento Open Source
How to mitigate CVE-2019-7855
Install update from vendor's website.
Magento Open Source - update to 2.3.2