Insufficient Session Expiration in Magento Open Source and Adobe Commerce (formerly Magento Commerce) - CVE-2021-21031
Published: February 10, 2021
Vulnerability identifier: #VU50563
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-21031
CWE-ID: CWE-613
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient session expiration issue. A remote non-authenticated attacker can obtain or guess session token and gain unauthorized access to session that belongs to another user.
Affected software
Magento Open Source
Adobe Commerce (formerly Magento Commerce)
Adobe Commerce (formerly Magento Commerce)
How to mitigate CVE-2021-21031
Install updates from vendor's website.
Magento Open Source - addressed in versions 2.3.6-p1, 2.4.1-p1, 2.4.2
Adobe Commerce (formerly Magento Commerce) - addressed in versions 2.3.6-p1, 2.4.1-p1, 2.4.2
Adobe Commerce (formerly Magento Commerce) - addressed in versions 2.3.6-p1, 2.4.1-p1, 2.4.2