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CVE-2018-20422

8.1 · HIGH

Discuz!

Published Dec 24, 2018CWE-287EPSS 1.29%

Overview

CVE-2018-20422 is a high-severity vulnerability. It was published on December 24, 2018 and has a CVSS 3.0 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Discuz! DiscuzX 3.4, when WeChat login is enabled, allows remote attackers to bypass authentication by leveraging a non-empty #wechat#common_member_wechatmp to gain login access to an account via a plugin.php ac=wxregister request (the attacker does not have control over which account will be accessed).

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgitee.com/ComsenzDiscuz/DiscuzX/issues/IPRUIRefgitee.com/ComsenzDiscuz/DiscuzX/issues/IPRUI

How CyberStrike helps

Frequently asked questions

What is CVE-2018-20422?

CVE-2018-20422 is a high-severity vulnerability. It was published on December 24, 2018 and has a CVSS 3.0 base score of 8.1 (HIGH).

How severe is CVE-2018-20422?

This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-20422?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-20422?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-20422 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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