#VU53058 Protection Mechanism Failure in Liferay Enterprise Portal - CVE-2021-29047

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Main Vulnerability Database Vulnerabilities #VU53058

#VU53058 Protection Mechanism Failure in Liferay Enterprise Portal - CVE-2021-29047

Published: May 11, 2021


Vulnerability identifier: #VU53058
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-29047
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Liferay Enterprise Portal
Software vendor:
Liferay

Description

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

The vulnerability exists due to incorrect SimpleCaptcha implementation, which does not invalidate CAPTCHA answers after they were used. A remote attacker can reuse the same CAPTCHA answers, bypass SimpleCaptcha protection and repeatedly perform actions with the web application.


Remediation

Install updates from vendor's website.

External links