Description

The Liferay JSON implementation do not check if a user that call a method on a serviceClass is disabled. Usually the default administrator user, test@liferay.com, is used to create a new administrator and disabled without to change the default password, so it is possible to use it to execute JSON API calls.

Remediation

Upgrade to the latest version of Liferay.

References

Liferay JSON service API authentication vulnerability

Liferay homepage

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MySQL CVE-2017-3639 Vulnerability (CVE-2017-3639)

WordPress Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Vulnerability (CVE-2017-5493)

PHP NULL Pointer Dereference Vulnerability (CVE-2018-10548)

MediaWiki Incorrect Default Permissions Vulnerability (CVE-2017-0369)

Severity

High

Classification

CWE-287 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Authentication Bypass Known Vulnerabilities